54416780

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{101}}^1$

素因数の和:231

約数の個数: 96

約数和(自身を含む): 131604480

約数和(自身を除く): 77187700

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 31, 44, 55, 62, 79, 101, 110, 124, 155, 158, 202, 220, 310, 316, 341, 395, 404, 505, 620, 682, 790, 869, 1010, 1111, 1364, 1580, 1705, 1738, 2020, 2222, 2449, 3131, 3410, 3476, 4345, 4444, 4898, 5555, 6262, 6820, 7979, 8690, 9796, 11110, 12245, 12524, 15655, 15958, 17380, 22220, 24490, 26939, 31310, 31916, 34441, 39895, 48980, 53878, 62620, 68882, 79790, 87769, 107756, 134695, 137764, 159580, 172205, 175538, 247349, 269390, 344410, 351076, 438845, 494698, 538780, 688820, 877690, 989396, 1236745, 1755380, 2473490, 2720839, 4946980, 5441678, 10883356, 13604195, 27208390, 54416780]

約数ペア:

[(1, 54416780), (2, 27208390), (4, 13604195), (5, 10883356), (10, 5441678), (11, 4946980), (20, 2720839), (22, 2473490), (31, 1755380), (44, 1236745), (55, 989396), (62, 877690), (79, 688820), (101, 538780), (110, 494698), (124, 438845), (155, 351076), (158, 344410), (202, 269390), (220, 247349), (310, 175538), (316, 172205), (341, 159580), (395, 137764), (404, 134695), (505, 107756), (620, 87769), (682, 79790), (790, 68882), (869, 62620), (1010, 53878), (1111, 48980), (1364, 39895), (1580, 34441), (1705, 31916), (1738, 31310), (2020, 26939), (2222, 24490), (2449, 22220), (3131, 17380), (3410, 15958), (3476, 15655), (4345, 12524), (4444, 12245), (4898, 11110), (5555, 9796), (6262, 8690), (6820, 7979)]