82557660

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{521}}^1$

素因数の和:691

約数の個数: 96

約数和(自身を含む): 245548800

約数和(自身を除く): 162991140

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 30, 38, 57, 60, 76, 95, 114, 139, 190, 228, 278, 285, 380, 417, 521, 556, 570, 695, 834, 1042, 1140, 1390, 1563, 1668, 2084, 2085, 2605, 2641, 2780, 3126, 4170, 5210, 5282, 6252, 7815, 7923, 8340, 9899, 10420, 10564, 13205, 15630, 15846, 19798, 26410, 29697, 31260, 31692, 39596, 39615, 49495, 52820, 59394, 72419, 79230, 98990, 118788, 144838, 148485, 158460, 197980, 217257, 289676, 296970, 362095, 434514, 593940, 724190, 869028, 1086285, 1375961, 1448380, 2172570, 2751922, 4127883, 4345140, 5503844, 6879805, 8255766, 13759610, 16511532, 20639415, 27519220, 41278830, 82557660]

約数ペア:

[(1, 82557660), (2, 41278830), (3, 27519220), (4, 20639415), (5, 16511532), (6, 13759610), (10, 8255766), (12, 6879805), (15, 5503844), (19, 4345140), (20, 4127883), (30, 2751922), (38, 2172570), (57, 1448380), (60, 1375961), (76, 1086285), (95, 869028), (114, 724190), (139, 593940), (190, 434514), (228, 362095), (278, 296970), (285, 289676), (380, 217257), (417, 197980), (521, 158460), (556, 148485), (570, 144838), (695, 118788), (834, 98990), (1042, 79230), (1140, 72419), (1390, 59394), (1563, 52820), (1668, 49495), (2084, 39615), (2085, 39596), (2605, 31692), (2641, 31260), (2780, 29697), (3126, 26410), (4170, 19798), (5210, 15846), (5282, 15630), (6252, 13205), (7815, 10564), (7923, 10420), (8340, 9899)]