78666770

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{631}}^1$

素因数の和:795

約数の個数: 64

約数和(自身を含む): 175827456

約数和(自身を除く): 97160686

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 70, 91, 130, 137, 182, 274, 455, 631, 685, 910, 959, 1262, 1370, 1781, 1918, 3155, 3562, 4417, 4795, 6310, 8203, 8834, 8905, 9590, 12467, 16406, 17810, 22085, 24934, 41015, 44170, 57421, 62335, 82030, 86447, 114842, 124670, 172894, 287105, 432235, 574210, 605129, 864470, 1123811, 1210258, 2247622, 3025645, 5619055, 6051290, 7866677, 11238110, 15733354, 39333385, 78666770]

約数ペア:

[(1, 78666770), (2, 39333385), (5, 15733354), (7, 11238110), (10, 7866677), (13, 6051290), (14, 5619055), (26, 3025645), (35, 2247622), (65, 1210258), (70, 1123811), (91, 864470), (130, 605129), (137, 574210), (182, 432235), (274, 287105), (455, 172894), (631, 124670), (685, 114842), (910, 86447), (959, 82030), (1262, 62335), (1370, 57421), (1781, 44170), (1918, 41015), (3155, 24934), (3562, 22085), (4417, 17810), (4795, 16406), (6310, 12467), (8203, 9590), (8834, 8905)]