87943830

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{3089}}^1$

素因数の和:3185

約数の個数: 64

約数和(自身を含む): 230489280

約数和(自身を除く): 142545450

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 73, 78, 130, 146, 195, 219, 365, 390, 438, 730, 949, 1095, 1898, 2190, 2847, 3089, 4745, 5694, 6178, 9267, 9490, 14235, 15445, 18534, 28470, 30890, 40157, 46335, 80314, 92670, 120471, 200785, 225497, 240942, 401570, 450994, 602355, 676491, 1127485, 1204710, 1352982, 2254970, 2931461, 3382455, 5862922, 6764910, 8794383, 14657305, 17588766, 29314610, 43971915, 87943830]

約数ペア:

[(1, 87943830), (2, 43971915), (3, 29314610), (5, 17588766), (6, 14657305), (10, 8794383), (13, 6764910), (15, 5862922), (26, 3382455), (30, 2931461), (39, 2254970), (65, 1352982), (73, 1204710), (78, 1127485), (130, 676491), (146, 602355), (195, 450994), (219, 401570), (365, 240942), (390, 225497), (438, 200785), (730, 120471), (949, 92670), (1095, 80314), (1898, 46335), (2190, 40157), (2847, 30890), (3089, 28470), (4745, 18534), (5694, 15445), (6178, 14235), (9267, 9490)]