20804966550

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{1723}}^1\times {\mathrm{26833}}^1$

素因数の和:28574

約数の個数: 72

約数和(自身を含む): 55930535544

約数和(自身を除く): 35125568994

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 30, 45, 50, 75, 90, 150, 225, 450, 1723, 3446, 5169, 8615, 10338, 15507, 17230, 25845, 26833, 31014, 43075, 51690, 53666, 77535, 80499, 86150, 129225, 134165, 155070, 160998, 241497, 258450, 268330, 387675, 402495, 482994, 670825, 775350, 804990, 1207485, 1341650, 2012475, 2414970, 4024950, 6037425, 12074850, 46233259, 92466518, 138699777, 231166295, 277399554, 416099331, 462332590, 693498885, 832198662, 1155831475, 1386997770, 2080496655, 2311662950, 3467494425, 4160993310, 6934988850, 10402483275, 20804966550]

約数ペア:

[(1, 20804966550), (2, 10402483275), (3, 6934988850), (5, 4160993310), (6, 3467494425), (9, 2311662950), (10, 2080496655), (15, 1386997770), (18, 1155831475), (25, 832198662), (30, 693498885), (45, 462332590), (50, 416099331), (75, 277399554), (90, 231166295), (150, 138699777), (225, 92466518), (450, 46233259), (1723, 12074850), (3446, 6037425), (5169, 4024950), (8615, 2414970), (10338, 2012475), (15507, 1341650), (17230, 1207485), (25845, 804990), (26833, 775350), (31014, 670825), (43075, 482994), (51690, 402495), (53666, 387675), (77535, 268330), (80499, 258450), (86150, 241497), (129225, 160998), (134165, 155070)]