289201000

素因数分解:

$2^3\times 5^3\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{431}}^1$

素因数の和:524

約数の個数: 128

約数和(自身を含む): 752094720

約数和(自身を除く): 462893720

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 25, 40, 44, 50, 55, 61, 88, 100, 110, 122, 125, 200, 220, 244, 250, 275, 305, 431, 440, 488, 500, 550, 610, 671, 862, 1000, 1100, 1220, 1342, 1375, 1525, 1724, 2155, 2200, 2440, 2684, 2750, 3050, 3355, 3448, 4310, 4741, 5368, 5500, 6100, 6710, 7625, 8620, 9482, 10775, 11000, 12200, 13420, 15250, 16775, 17240, 18964, 21550, 23705, 26291, 26840, 30500, 33550, 37928, 43100, 47410, 52582, 53875, 61000, 67100, 83875, 86200, 94820, 105164, 107750, 118525, 131455, 134200, 167750, 189640, 210328, 215500, 237050, 262910, 289201, 335500, 431000, 474100, 525820, 578402, 592625, 657275, 671000, 948200, 1051640, 1156804, 1185250, 1314550, 1446005, 2313608, 2370500, 2629100, 2892010, 3286375, 4741000, 5258200, 5784020, 6572750, 7230025, 11568040, 13145500, 14460050, 26291000, 28920100, 36150125, 57840200, 72300250, 144600500, 289201000]

約数ペア:

[(1, 289201000), (2, 144600500), (4, 72300250), (5, 57840200), (8, 36150125), (10, 28920100), (11, 26291000), (20, 14460050), (22, 13145500), (25, 11568040), (40, 7230025), (44, 6572750), (50, 5784020), (55, 5258200), (61, 4741000), (88, 3286375), (100, 2892010), (110, 2629100), (122, 2370500), (125, 2313608), (200, 1446005), (220, 1314550), (244, 1185250), (250, 1156804), (275, 1051640), (305, 948200), (431, 671000), (440, 657275), (488, 592625), (500, 578402), (550, 525820), (610, 474100), (671, 431000), (862, 335500), (1000, 289201), (1100, 262910), (1220, 237050), (1342, 215500), (1375, 210328), (1525, 189640), (1724, 167750), (2155, 134200), (2200, 131455), (2440, 118525), (2684, 107750), (2750, 105164), (3050, 94820), (3355, 86200), (3448, 83875), (4310, 67100), (4741, 61000), (5368, 53875), (5500, 52582), (6100, 47410), (6710, 43100), (7625, 37928), (8620, 33550), (9482, 30500), (10775, 26840), (11000, 26291), (12200, 23705), (13420, 21550), (15250, 18964), (16775, 17240)]