28571770

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1$

素因数の和:175

約数の個数: 64

約数和(自身を含む): 56733696

約数和(自身を除く): 28161926

約数列:

[1, 2, 5, 10, 31, 37, 47, 53, 62, 74, 94, 106, 155, 185, 235, 265, 310, 370, 470, 530, 1147, 1457, 1643, 1739, 1961, 2294, 2491, 2914, 3286, 3478, 3922, 4982, 5735, 7285, 8215, 8695, 9805, 11470, 12455, 14570, 16430, 17390, 19610, 24910, 53909, 60791, 77221, 92167, 107818, 121582, 154442, 184334, 269545, 303955, 386105, 460835, 539090, 607910, 772210, 921670, 2857177, 5714354, 14285885, 28571770]

約数ペア:

[(1, 28571770), (2, 14285885), (5, 5714354), (10, 2857177), (31, 921670), (37, 772210), (47, 607910), (53, 539090), (62, 460835), (74, 386105), (94, 303955), (106, 269545), (155, 184334), (185, 154442), (235, 121582), (265, 107818), (310, 92167), (370, 77221), (470, 60791), (530, 53909), (1147, 24910), (1457, 19610), (1643, 17390), (1739, 16430), (1961, 14570), (2294, 12455), (2491, 11470), (2914, 9805), (3286, 8695), (3478, 8215), (3922, 7285), (4982, 5735)]