31868070

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{1993}}^1$

素因数の和:2057

約数の個数: 64

約数和(自身を含む): 84417984

約数和(自身を除く): 52549914

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 41, 65, 78, 82, 123, 130, 195, 205, 246, 390, 410, 533, 615, 1066, 1230, 1599, 1993, 2665, 3198, 3986, 5330, 5979, 7995, 9965, 11958, 15990, 19930, 25909, 29895, 51818, 59790, 77727, 81713, 129545, 155454, 163426, 245139, 259090, 388635, 408565, 490278, 777270, 817130, 1062269, 1225695, 2124538, 2451390, 3186807, 5311345, 6373614, 10622690, 15934035, 31868070]

約数ペア:

[(1, 31868070), (2, 15934035), (3, 10622690), (5, 6373614), (6, 5311345), (10, 3186807), (13, 2451390), (15, 2124538), (26, 1225695), (30, 1062269), (39, 817130), (41, 777270), (65, 490278), (78, 408565), (82, 388635), (123, 259090), (130, 245139), (195, 163426), (205, 155454), (246, 129545), (390, 81713), (410, 77727), (533, 59790), (615, 51818), (1066, 29895), (1230, 25909), (1599, 19930), (1993, 15990), (2665, 11958), (3198, 9965), (3986, 7995), (5330, 5979)]