28887750

素因数分解:

$2^1\times 3^2\times 5^3\times {\mathrm{37}}^1\times {\mathrm{347}}^1$

素因数の和:407

約数の個数: 96

約数和(自身を含む): 80454816

約数和(自身を除く): 51567066

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 30, 37, 45, 50, 74, 75, 90, 111, 125, 150, 185, 222, 225, 250, 333, 347, 370, 375, 450, 555, 666, 694, 750, 925, 1041, 1110, 1125, 1665, 1735, 1850, 2082, 2250, 2775, 3123, 3330, 3470, 4625, 5205, 5550, 6246, 8325, 8675, 9250, 10410, 12839, 13875, 15615, 16650, 17350, 25678, 26025, 27750, 31230, 38517, 41625, 43375, 52050, 64195, 77034, 78075, 83250, 86750, 115551, 128390, 130125, 156150, 192585, 231102, 260250, 320975, 385170, 390375, 577755, 641950, 780750, 962925, 1155510, 1604875, 1925850, 2888775, 3209750, 4814625, 5777550, 9629250, 14443875, 28887750]

約数ペア:

[(1, 28887750), (2, 14443875), (3, 9629250), (5, 5777550), (6, 4814625), (9, 3209750), (10, 2888775), (15, 1925850), (18, 1604875), (25, 1155510), (30, 962925), (37, 780750), (45, 641950), (50, 577755), (74, 390375), (75, 385170), (90, 320975), (111, 260250), (125, 231102), (150, 192585), (185, 156150), (222, 130125), (225, 128390), (250, 115551), (333, 86750), (347, 83250), (370, 78075), (375, 77034), (450, 64195), (555, 52050), (666, 43375), (694, 41625), (750, 38517), (925, 31230), (1041, 27750), (1110, 26025), (1125, 25678), (1665, 17350), (1735, 16650), (1850, 15615), (2082, 13875), (2250, 12839), (2775, 10410), (3123, 9250), (3330, 8675), (3470, 8325), (4625, 6246), (5205, 5550)]