159605420

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{353}}^1$

素因数の和:459

約数の個数: 96

約数和(自身を含む): 379669248

約数和(自身を除く): 220063828

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 37, 47, 52, 65, 74, 94, 130, 148, 185, 188, 235, 260, 353, 370, 470, 481, 611, 706, 740, 940, 962, 1222, 1412, 1739, 1765, 1924, 2405, 2444, 3055, 3478, 3530, 4589, 4810, 6110, 6956, 7060, 8695, 9178, 9620, 12220, 13061, 16591, 17390, 18356, 22607, 22945, 26122, 33182, 34780, 45214, 45890, 52244, 65305, 66364, 82955, 90428, 91780, 113035, 130610, 165910, 169793, 215683, 226070, 261220, 331820, 339586, 431366, 452140, 613867, 679172, 848965, 862732, 1078415, 1227734, 1697930, 2156830, 2455468, 3069335, 3395860, 4313660, 6138670, 7980271, 12277340, 15960542, 31921084, 39901355, 79802710, 159605420]

約数ペア:

[(1, 159605420), (2, 79802710), (4, 39901355), (5, 31921084), (10, 15960542), (13, 12277340), (20, 7980271), (26, 6138670), (37, 4313660), (47, 3395860), (52, 3069335), (65, 2455468), (74, 2156830), (94, 1697930), (130, 1227734), (148, 1078415), (185, 862732), (188, 848965), (235, 679172), (260, 613867), (353, 452140), (370, 431366), (470, 339586), (481, 331820), (611, 261220), (706, 226070), (740, 215683), (940, 169793), (962, 165910), (1222, 130610), (1412, 113035), (1739, 91780), (1765, 90428), (1924, 82955), (2405, 66364), (2444, 65305), (3055, 52244), (3478, 45890), (3530, 45214), (4589, 34780), (4810, 33182), (6110, 26122), (6956, 22945), (7060, 22607), (8695, 18356), (9178, 17390), (9620, 16591), (12220, 13061)]