51081892420

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{3203}}^1\times {\mathrm{61339}}^1$

素因数の和:64564

約数の個数: 48

約数和(自身を含む): 115561615680

約数和(自身を除く): 64479723260

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 3203, 6406, 12812, 16015, 32030, 41639, 61339, 64060, 83278, 122678, 166556, 208195, 245356, 306695, 416390, 613390, 797407, 832780, 1226780, 1594814, 3189628, 3987035, 7974070, 15948140, 196468817, 392937634, 785875268, 982344085, 1964688170, 2554094621, 3929376340, 5108189242, 10216378484, 12770473105, 25540946210, 51081892420]

約数ペア:

[(1, 51081892420), (2, 25540946210), (4, 12770473105), (5, 10216378484), (10, 5108189242), (13, 3929376340), (20, 2554094621), (26, 1964688170), (52, 982344085), (65, 785875268), (130, 392937634), (260, 196468817), (3203, 15948140), (6406, 7974070), (12812, 3987035), (16015, 3189628), (32030, 1594814), (41639, 1226780), (61339, 832780), (64060, 797407), (83278, 613390), (122678, 416390), (166556, 306695), (208195, 245356)]