55387100

素因数分解:

$2^2\times 5^2\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{269}}^1$

素因数の和:383

約数の個数: 72

約数和(自身を含む): 126554400

約数和(自身を除く): 71167300

約数列:

[1, 2, 4, 5, 10, 20, 25, 29, 50, 58, 71, 100, 116, 142, 145, 269, 284, 290, 355, 538, 580, 710, 725, 1076, 1345, 1420, 1450, 1775, 2059, 2690, 2900, 3550, 4118, 5380, 6725, 7100, 7801, 8236, 10295, 13450, 15602, 19099, 20590, 26900, 31204, 38198, 39005, 41180, 51475, 76396, 78010, 95495, 102950, 156020, 190990, 195025, 205900, 381980, 390050, 477475, 553871, 780100, 954950, 1107742, 1909900, 2215484, 2769355, 5538710, 11077420, 13846775, 27693550, 55387100]

約数ペア:

[(1, 55387100), (2, 27693550), (4, 13846775), (5, 11077420), (10, 5538710), (20, 2769355), (25, 2215484), (29, 1909900), (50, 1107742), (58, 954950), (71, 780100), (100, 553871), (116, 477475), (142, 390050), (145, 381980), (269, 205900), (284, 195025), (290, 190990), (355, 156020), (538, 102950), (580, 95495), (710, 78010), (725, 76396), (1076, 51475), (1345, 41180), (1420, 39005), (1450, 38198), (1775, 31204), (2059, 26900), (2690, 20590), (2900, 19099), (3550, 15602), (4118, 13450), (5380, 10295), (6725, 8236), (7100, 7801)]