82745975

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{191}}^1$

素因数の和:288

約数の個数: 48

約数和(自身を含む): 117325824

約数和(自身を除く): 34579849

約数列:

[1, 5, 13, 25, 31, 43, 65, 155, 191, 215, 325, 403, 559, 775, 955, 1075, 1333, 2015, 2483, 2795, 4775, 5921, 6665, 8213, 10075, 12415, 13975, 17329, 29605, 33325, 41065, 62075, 76973, 86645, 106769, 148025, 205325, 254603, 384865, 433225, 533845, 1273015, 1924325, 2669225, 3309839, 6365075, 16549195, 82745975]

約数ペア:

[(1, 82745975), (5, 16549195), (13, 6365075), (25, 3309839), (31, 2669225), (43, 1924325), (65, 1273015), (155, 533845), (191, 433225), (215, 384865), (325, 254603), (403, 205325), (559, 148025), (775, 106769), (955, 86645), (1075, 76973), (1333, 62075), (2015, 41065), (2483, 33325), (2795, 29605), (4775, 17329), (5921, 13975), (6665, 12415), (8213, 10075)]