85836940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{83}}^2\times {\mathrm{89}}^1$

素因数の和:271

約数の個数: 72

約数和(自身を含む): 210863520

約数和(自身を除く): 125026580

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 83, 89, 140, 166, 178, 332, 356, 415, 445, 581, 623, 830, 890, 1162, 1246, 1660, 1780, 2324, 2492, 2905, 3115, 5810, 6230, 6889, 7387, 11620, 12460, 13778, 14774, 27556, 29548, 34445, 36935, 48223, 51709, 68890, 73870, 96446, 103418, 137780, 147740, 192892, 206836, 241115, 258545, 482230, 517090, 613121, 964460, 1034180, 1226242, 2452484, 3065605, 4291847, 6131210, 8583694, 12262420, 17167388, 21459235, 42918470, 85836940]

約数ペア:

[(1, 85836940), (2, 42918470), (4, 21459235), (5, 17167388), (7, 12262420), (10, 8583694), (14, 6131210), (20, 4291847), (28, 3065605), (35, 2452484), (70, 1226242), (83, 1034180), (89, 964460), (140, 613121), (166, 517090), (178, 482230), (332, 258545), (356, 241115), (415, 206836), (445, 192892), (581, 147740), (623, 137780), (830, 103418), (890, 96446), (1162, 73870), (1246, 68890), (1660, 51709), (1780, 48223), (2324, 36935), (2492, 34445), (2905, 29548), (3115, 27556), (5810, 14774), (6230, 13778), (6889, 12460), (7387, 11620)]