91715720

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{131}}^1\times {\mathrm{761}}^1$

素因数の和:926

約数の個数: 64

約数和(自身を含む): 217261440

約数和(自身を除く): 125545720

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 131, 184, 230, 262, 460, 524, 655, 761, 920, 1048, 1310, 1522, 2620, 3013, 3044, 3805, 5240, 6026, 6088, 7610, 12052, 15065, 15220, 17503, 24104, 30130, 30440, 35006, 60260, 70012, 87515, 99691, 120520, 140024, 175030, 199382, 350060, 398764, 498455, 700120, 797528, 996910, 1993820, 2292893, 3987640, 4585786, 9171572, 11464465, 18343144, 22928930, 45857860, 91715720]

約数ペア:

[(1, 91715720), (2, 45857860), (4, 22928930), (5, 18343144), (8, 11464465), (10, 9171572), (20, 4585786), (23, 3987640), (40, 2292893), (46, 1993820), (92, 996910), (115, 797528), (131, 700120), (184, 498455), (230, 398764), (262, 350060), (460, 199382), (524, 175030), (655, 140024), (761, 120520), (920, 99691), (1048, 87515), (1310, 70012), (1522, 60260), (2620, 35006), (3013, 30440), (3044, 30130), (3805, 24104), (5240, 17503), (6026, 15220), (6088, 15065), (7610, 12052)]