84719960

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{191}}^1\times {\mathrm{853}}^1$

素因数の和:1068

約数の個数: 64

約数和(自身を含む): 206599680

約数和(自身を除く): 121879720

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 191, 260, 382, 520, 764, 853, 955, 1528, 1706, 1910, 2483, 3412, 3820, 4265, 4966, 6824, 7640, 8530, 9932, 11089, 12415, 17060, 19864, 22178, 24830, 34120, 44356, 49660, 55445, 88712, 99320, 110890, 162923, 221780, 325846, 443560, 651692, 814615, 1303384, 1629230, 2117999, 3258460, 4235998, 6516920, 8471996, 10589995, 16943992, 21179990, 42359980, 84719960]

約数ペア:

[(1, 84719960), (2, 42359980), (4, 21179990), (5, 16943992), (8, 10589995), (10, 8471996), (13, 6516920), (20, 4235998), (26, 3258460), (40, 2117999), (52, 1629230), (65, 1303384), (104, 814615), (130, 651692), (191, 443560), (260, 325846), (382, 221780), (520, 162923), (764, 110890), (853, 99320), (955, 88712), (1528, 55445), (1706, 49660), (1910, 44356), (2483, 34120), (3412, 24830), (3820, 22178), (4265, 19864), (4966, 17060), (6824, 12415), (7640, 11089), (8530, 9932)]