90971028

素因数分解:

$2^2\times 3^2\times {\mathrm{29}}^1\times {\mathrm{79}}^1\times {\mathrm{1103}}^1$

素因数の和:1221

約数の個数: 72

約数和(自身を含む): 241113600

約数和(自身を除く): 150142572

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 29, 36, 58, 79, 87, 116, 158, 174, 237, 261, 316, 348, 474, 522, 711, 948, 1044, 1103, 1422, 2206, 2291, 2844, 3309, 4412, 4582, 6618, 6873, 9164, 9927, 13236, 13746, 19854, 20619, 27492, 31987, 39708, 41238, 63974, 82476, 87137, 95961, 127948, 174274, 191922, 261411, 287883, 348548, 383844, 522822, 575766, 784233, 1045644, 1151532, 1568466, 2526973, 3136932, 5053946, 7580919, 10107892, 15161838, 22742757, 30323676, 45485514, 90971028]

約数ペア:

[(1, 90971028), (2, 45485514), (3, 30323676), (4, 22742757), (6, 15161838), (9, 10107892), (12, 7580919), (18, 5053946), (29, 3136932), (36, 2526973), (58, 1568466), (79, 1151532), (87, 1045644), (116, 784233), (158, 575766), (174, 522822), (237, 383844), (261, 348548), (316, 287883), (348, 261411), (474, 191922), (522, 174274), (711, 127948), (948, 95961), (1044, 87137), (1103, 82476), (1422, 63974), (2206, 41238), (2291, 39708), (2844, 31987), (3309, 27492), (4412, 20619), (4582, 19854), (6618, 13746), (6873, 13236), (9164, 9927)]