75620475

素因数分解:

$3^2\times 5^2\times 7^2\times {\mathrm{19}}^3$

素因数の和:87

約数の個数: 108

約数和(自身を含む): 166310040

約数和(自身を除く): 90689565

約数列:

[1, 3, 5, 7, 9, 15, 19, 21, 25, 35, 45, 49, 57, 63, 75, 95, 105, 133, 147, 171, 175, 225, 245, 285, 315, 361, 399, 441, 475, 525, 665, 735, 855, 931, 1083, 1197, 1225, 1425, 1575, 1805, 1995, 2205, 2527, 2793, 3249, 3325, 3675, 4275, 4655, 5415, 5985, 6859, 7581, 8379, 9025, 9975, 11025, 12635, 13965, 16245, 17689, 20577, 22743, 23275, 27075, 29925, 34295, 37905, 41895, 48013, 53067, 61731, 63175, 69825, 81225, 88445, 102885, 113715, 144039, 159201, 171475, 189525, 209475, 240065, 265335, 308655, 336091, 432117, 442225, 514425, 568575, 720195, 796005, 1008273, 1200325, 1326675, 1543275, 1680455, 2160585, 3024819, 3600975, 3980025, 5041365, 8402275, 10802925, 15124095, 25206825, 75620475]

約数ペア:

[(1, 75620475), (3, 25206825), (5, 15124095), (7, 10802925), (9, 8402275), (15, 5041365), (19, 3980025), (21, 3600975), (25, 3024819), (35, 2160585), (45, 1680455), (49, 1543275), (57, 1326675), (63, 1200325), (75, 1008273), (95, 796005), (105, 720195), (133, 568575), (147, 514425), (171, 442225), (175, 432117), (225, 336091), (245, 308655), (285, 265335), (315, 240065), (361, 209475), (399, 189525), (441, 171475), (475, 159201), (525, 144039), (665, 113715), (735, 102885), (855, 88445), (931, 81225), (1083, 69825), (1197, 63175), (1225, 61731), (1425, 53067), (1575, 48013), (1805, 41895), (1995, 37905), (2205, 34295), (2527, 29925), (2793, 27075), (3249, 23275), (3325, 22743), (3675, 20577), (4275, 17689), (4655, 16245), (5415, 13965), (5985, 12635), (6859, 11025), (7581, 9975), (8379, 9025)]