1249204970

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{8291}}^1$

素因数の和:8391

約数の個数: 64

約数和(自身を含む): 2591084160

約数和(自身を除く): 1341879190

約数列:

[1, 2, 5, 10, 13, 19, 26, 38, 61, 65, 95, 122, 130, 190, 247, 305, 494, 610, 793, 1159, 1235, 1586, 2318, 2470, 3965, 5795, 7930, 8291, 11590, 15067, 16582, 30134, 41455, 75335, 82910, 107783, 150670, 157529, 215566, 315058, 505751, 538915, 787645, 1011502, 1077830, 1575290, 2047877, 2528755, 4095754, 5057510, 6574763, 9609269, 10239385, 13149526, 19218538, 20478770, 32873815, 48046345, 65747630, 96092690, 124920497, 249840994, 624602485, 1249204970]

約数ペア:

[(1, 1249204970), (2, 624602485), (5, 249840994), (10, 124920497), (13, 96092690), (19, 65747630), (26, 48046345), (38, 32873815), (61, 20478770), (65, 19218538), (95, 13149526), (122, 10239385), (130, 9609269), (190, 6574763), (247, 5057510), (305, 4095754), (494, 2528755), (610, 2047877), (793, 1575290), (1159, 1077830), (1235, 1011502), (1586, 787645), (2318, 538915), (2470, 505751), (3965, 315058), (5795, 215566), (7930, 157529), (8291, 150670), (11590, 107783), (15067, 82910), (16582, 75335), (30134, 41455)]