31494190

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{653}}^1$

素因数の和:733

約数の個数: 64

約数和(自身を含む): 71197056

約数和(自身を除く): 39702866

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 53, 65, 70, 91, 106, 130, 182, 265, 371, 455, 530, 653, 689, 742, 910, 1306, 1378, 1855, 3265, 3445, 3710, 4571, 4823, 6530, 6890, 8489, 9142, 9646, 16978, 22855, 24115, 34609, 42445, 45710, 48230, 59423, 69218, 84890, 118846, 173045, 242263, 297115, 346090, 449917, 484526, 594230, 899834, 1211315, 2249585, 2422630, 3149419, 4499170, 6298838, 15747095, 31494190]

約数ペア:

[(1, 31494190), (2, 15747095), (5, 6298838), (7, 4499170), (10, 3149419), (13, 2422630), (14, 2249585), (26, 1211315), (35, 899834), (53, 594230), (65, 484526), (70, 449917), (91, 346090), (106, 297115), (130, 242263), (182, 173045), (265, 118846), (371, 84890), (455, 69218), (530, 59423), (653, 48230), (689, 45710), (742, 42445), (910, 34609), (1306, 24115), (1378, 22855), (1855, 16978), (3265, 9646), (3445, 9142), (3710, 8489), (4571, 6890), (4823, 6530)]