25871820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{809}}^1$

素因数の和:875

約数の個数: 96

約数和(自身を含む): 80015040

約数和(自身を除く): 54143220

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 41, 52, 60, 65, 78, 82, 123, 130, 156, 164, 195, 205, 246, 260, 390, 410, 492, 533, 615, 780, 809, 820, 1066, 1230, 1599, 1618, 2132, 2427, 2460, 2665, 3198, 3236, 4045, 4854, 5330, 6396, 7995, 8090, 9708, 10517, 10660, 12135, 15990, 16180, 21034, 24270, 31551, 31980, 33169, 42068, 48540, 52585, 63102, 66338, 99507, 105170, 126204, 132676, 157755, 165845, 199014, 210340, 315510, 331690, 398028, 431197, 497535, 631020, 663380, 862394, 995070, 1293591, 1724788, 1990140, 2155985, 2587182, 4311970, 5174364, 6467955, 8623940, 12935910, 25871820]

約数ペア:

[(1, 25871820), (2, 12935910), (3, 8623940), (4, 6467955), (5, 5174364), (6, 4311970), (10, 2587182), (12, 2155985), (13, 1990140), (15, 1724788), (20, 1293591), (26, 995070), (30, 862394), (39, 663380), (41, 631020), (52, 497535), (60, 431197), (65, 398028), (78, 331690), (82, 315510), (123, 210340), (130, 199014), (156, 165845), (164, 157755), (195, 132676), (205, 126204), (246, 105170), (260, 99507), (390, 66338), (410, 63102), (492, 52585), (533, 48540), (615, 42068), (780, 33169), (809, 31980), (820, 31551), (1066, 24270), (1230, 21034), (1599, 16180), (1618, 15990), (2132, 12135), (2427, 10660), (2460, 10517), (2665, 9708), (3198, 8090), (3236, 7995), (4045, 6396), (4854, 5330)]