31379162500

素因数分解:

$2^2\times 5^5\times 7^1\times {\mathrm{61}}^1\times {\mathrm{5879}}^1$

素因数の和:5976

約数の個数: 144

約数和(自身を含む): 79742396160

約数和(自身を除く): 48363233660

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 61, 70, 100, 122, 125, 140, 175, 244, 250, 305, 350, 427, 500, 610, 625, 700, 854, 875, 1220, 1250, 1525, 1708, 1750, 2135, 2500, 3050, 3125, 3500, 4270, 4375, 5879, 6100, 6250, 7625, 8540, 8750, 10675, 11758, 12500, 15250, 17500, 21350, 21875, 23516, 29395, 30500, 38125, 41153, 42700, 43750, 53375, 58790, 76250, 82306, 87500, 106750, 117580, 146975, 152500, 164612, 190625, 205765, 213500, 266875, 293950, 358619, 381250, 411530, 533750, 587900, 717238, 734875, 762500, 823060, 1028825, 1067500, 1334375, 1434476, 1469750, 1793095, 2057650, 2510333, 2668750, 2939500, 3586190, 3674375, 4115300, 5020666, 5144125, 5337500, 7172380, 7348750, 8965475, 10041332, 10288250, 12551665, 14697500, 17930950, 18371875, 20576500, 25103330, 25720625, 35861900, 36743750, 44827375, 50206660, 51441250, 62758325, 73487500, 89654750, 102882500, 125516650, 128603125, 179309500, 224136875, 251033300, 257206250, 313791625, 448273750, 514412500, 627583250, 896547500, 1120684375, 1255166500, 1568958125, 2241368750, 3137916250, 4482737500, 6275832500, 7844790625, 15689581250, 31379162500]

約数ペア:

[(1, 31379162500), (2, 15689581250), (4, 7844790625), (5, 6275832500), (7, 4482737500), (10, 3137916250), (14, 2241368750), (20, 1568958125), (25, 1255166500), (28, 1120684375), (35, 896547500), (50, 627583250), (61, 514412500), (70, 448273750), (100, 313791625), (122, 257206250), (125, 251033300), (140, 224136875), (175, 179309500), (244, 128603125), (250, 125516650), (305, 102882500), (350, 89654750), (427, 73487500), (500, 62758325), (610, 51441250), (625, 50206660), (700, 44827375), (854, 36743750), (875, 35861900), (1220, 25720625), (1250, 25103330), (1525, 20576500), (1708, 18371875), (1750, 17930950), (2135, 14697500), (2500, 12551665), (3050, 10288250), (3125, 10041332), (3500, 8965475), (4270, 7348750), (4375, 7172380), (5879, 5337500), (6100, 5144125), (6250, 5020666), (7625, 4115300), (8540, 3674375), (8750, 3586190), (10675, 2939500), (11758, 2668750), (12500, 2510333), (15250, 2057650), (17500, 1793095), (21350, 1469750), (21875, 1434476), (23516, 1334375), (29395, 1067500), (30500, 1028825), (38125, 823060), (41153, 762500), (42700, 734875), (43750, 717238), (53375, 587900), (58790, 533750), (76250, 411530), (82306, 381250), (87500, 358619), (106750, 293950), (117580, 266875), (146975, 213500), (152500, 205765), (164612, 190625)]