31529170

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{101}}^1$

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): 31922990

約数列:

[1, 2, 5, 10, 19, 31, 38, 53, 62, 95, 101, 106, 155, 190, 202, 265, 310, 505, 530, 589, 1007, 1010, 1178, 1643, 1919, 2014, 2945, 3131, 3286, 3838, 5035, 5353, 5890, 6262, 8215, 9595, 10070, 10706, 15655, 16430, 19190, 26765, 31217, 31310, 53530, 59489, 62434, 101707, 118978, 156085, 165943, 203414, 297445, 312170, 331886, 508535, 594890, 829715, 1017070, 1659430, 3152917, 6305834, 15764585, 31529170]

約数ペア:

[(1, 31529170), (2, 15764585), (5, 6305834), (10, 3152917), (19, 1659430), (31, 1017070), (38, 829715), (53, 594890), (62, 508535), (95, 331886), (101, 312170), (106, 297445), (155, 203414), (190, 165943), (202, 156085), (265, 118978), (310, 101707), (505, 62434), (530, 59489), (589, 53530), (1007, 31310), (1010, 31217), (1178, 26765), (1643, 19190), (1919, 16430), (2014, 15655), (2945, 10706), (3131, 10070), (3286, 9595), (3838, 8215), (5035, 6262), (5353, 5890)]