2154450

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{53}}^1\times {\mathrm{271}}^1$

素因数の和:339

約数の個数: 48

約数和(自身を含む): 5463936

約数和(自身を除く): 3309486

約数列:

[1, 2, 3, 5, 6, 10, 15, 25, 30, 50, 53, 75, 106, 150, 159, 265, 271, 318, 530, 542, 795, 813, 1325, 1355, 1590, 1626, 2650, 2710, 3975, 4065, 6775, 7950, 8130, 13550, 14363, 20325, 28726, 40650, 43089, 71815, 86178, 143630, 215445, 359075, 430890, 718150, 1077225, 2154450]

約数ペア:

[(1, 2154450), (2, 1077225), (3, 718150), (5, 430890), (6, 359075), (10, 215445), (15, 143630), (25, 86178), (30, 71815), (50, 43089), (53, 40650), (75, 28726), (106, 20325), (150, 14363), (159, 13550), (265, 8130), (271, 7950), (318, 6775), (530, 4065), (542, 3975), (795, 2710), (813, 2650), (1325, 1626), (1355, 1590)]