31425010

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{89}}^1$

素因数の和:211

約数の個数: 64

約数和(自身を含む): 63452160

約数和(自身を除く): 32027150

約数列:

[1, 2, 5, 10, 17, 31, 34, 62, 67, 85, 89, 134, 155, 170, 178, 310, 335, 445, 527, 670, 890, 1054, 1139, 1513, 2077, 2278, 2635, 2759, 3026, 4154, 5270, 5518, 5695, 5963, 7565, 10385, 11390, 11926, 13795, 15130, 20770, 27590, 29815, 35309, 46903, 59630, 70618, 93806, 101371, 176545, 184853, 202742, 234515, 353090, 369706, 469030, 506855, 924265, 1013710, 1848530, 3142501, 6285002, 15712505, 31425010]

約数ペア:

[(1, 31425010), (2, 15712505), (5, 6285002), (10, 3142501), (17, 1848530), (31, 1013710), (34, 924265), (62, 506855), (67, 469030), (85, 369706), (89, 353090), (134, 234515), (155, 202742), (170, 184853), (178, 176545), (310, 101371), (335, 93806), (445, 70618), (527, 59630), (670, 46903), (890, 35309), (1054, 29815), (1139, 27590), (1513, 20770), (2077, 15130), (2278, 13795), (2635, 11926), (2759, 11390), (3026, 10385), (4154, 7565), (5270, 5963), (5518, 5695)]