61417180

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{41}}^1\times {\mathrm{619}}^1$

素因数の和:691

約数の個数: 72

約数和(自身を含む): 145459440

約数和(自身を除く): 84042260

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 41, 44, 55, 82, 110, 121, 164, 205, 220, 242, 410, 451, 484, 605, 619, 820, 902, 1210, 1238, 1804, 2255, 2420, 2476, 3095, 4510, 4961, 6190, 6809, 9020, 9922, 12380, 13618, 19844, 24805, 25379, 27236, 34045, 49610, 50758, 68090, 74899, 99220, 101516, 126895, 136180, 149798, 253790, 279169, 299596, 374495, 507580, 558338, 748990, 1116676, 1395845, 1497980, 2791690, 3070859, 5583380, 6141718, 12283436, 15354295, 30708590, 61417180]

約数ペア:

[(1, 61417180), (2, 30708590), (4, 15354295), (5, 12283436), (10, 6141718), (11, 5583380), (20, 3070859), (22, 2791690), (41, 1497980), (44, 1395845), (55, 1116676), (82, 748990), (110, 558338), (121, 507580), (164, 374495), (205, 299596), (220, 279169), (242, 253790), (410, 149798), (451, 136180), (484, 126895), (605, 101516), (619, 99220), (820, 74899), (902, 68090), (1210, 50758), (1238, 49610), (1804, 34045), (2255, 27236), (2420, 25379), (2476, 24805), (3095, 19844), (4510, 13618), (4961, 12380), (6190, 9922), (6809, 9020)]