70805488

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{139}}^1$

素因数の和:270

約数の個数: 80

約数和(自身を含む): 155545600

約数和(自身を除く): 84740112

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 52, 62, 79, 104, 124, 139, 158, 208, 248, 278, 316, 403, 496, 556, 632, 806, 1027, 1112, 1264, 1612, 1807, 2054, 2224, 2449, 3224, 3614, 4108, 4309, 4898, 6448, 7228, 8216, 8618, 9796, 10981, 14456, 16432, 17236, 19592, 21962, 28912, 31837, 34472, 39184, 43924, 56017, 63674, 68944, 87848, 112034, 127348, 142753, 175696, 224068, 254696, 285506, 340411, 448136, 509392, 571012, 680822, 896272, 1142024, 1361644, 2284048, 2723288, 4425343, 5446576, 8850686, 17701372, 35402744, 70805488]

約数ペア:

[(1, 70805488), (2, 35402744), (4, 17701372), (8, 8850686), (13, 5446576), (16, 4425343), (26, 2723288), (31, 2284048), (52, 1361644), (62, 1142024), (79, 896272), (104, 680822), (124, 571012), (139, 509392), (158, 448136), (208, 340411), (248, 285506), (278, 254696), (316, 224068), (403, 175696), (496, 142753), (556, 127348), (632, 112034), (806, 87848), (1027, 68944), (1112, 63674), (1264, 56017), (1612, 43924), (1807, 39184), (2054, 34472), (2224, 31837), (2449, 28912), (3224, 21962), (3614, 19592), (4108, 17236), (4309, 16432), (4898, 14456), (6448, 10981), (7228, 9796), (8216, 8618)]