71071900

素因数分解:

$2^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{97}}^1\times {\mathrm{431}}^1$

素因数の和:559

約数の個数: 72

約数和(自身を含む): 165364416

約数和(自身を除く): 94292516

約数列:

[1, 2, 4, 5, 10, 17, 20, 25, 34, 50, 68, 85, 97, 100, 170, 194, 340, 388, 425, 431, 485, 850, 862, 970, 1649, 1700, 1724, 1940, 2155, 2425, 3298, 4310, 4850, 6596, 7327, 8245, 8620, 9700, 10775, 14654, 16490, 21550, 29308, 32980, 36635, 41225, 41807, 43100, 73270, 82450, 83614, 146540, 164900, 167228, 183175, 209035, 366350, 418070, 710719, 732700, 836140, 1045175, 1421438, 2090350, 2842876, 3553595, 4180700, 7107190, 14214380, 17767975, 35535950, 71071900]

約数ペア:

[(1, 71071900), (2, 35535950), (4, 17767975), (5, 14214380), (10, 7107190), (17, 4180700), (20, 3553595), (25, 2842876), (34, 2090350), (50, 1421438), (68, 1045175), (85, 836140), (97, 732700), (100, 710719), (170, 418070), (194, 366350), (340, 209035), (388, 183175), (425, 167228), (431, 164900), (485, 146540), (850, 83614), (862, 82450), (970, 73270), (1649, 43100), (1700, 41807), (1724, 41225), (1940, 36635), (2155, 32980), (2425, 29308), (3298, 21550), (4310, 16490), (4850, 14654), (6596, 10775), (7327, 9700), (8245, 8620)]