65914160

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{1039}}^1$

素因数の和:1126

約数の個数: 80

約数和(自身を含む): 167905920

約数和(自身を除く): 101991760

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 61, 65, 80, 104, 122, 130, 208, 244, 260, 305, 488, 520, 610, 793, 976, 1039, 1040, 1220, 1586, 2078, 2440, 3172, 3965, 4156, 4880, 5195, 6344, 7930, 8312, 10390, 12688, 13507, 15860, 16624, 20780, 27014, 31720, 41560, 54028, 63379, 63440, 67535, 83120, 108056, 126758, 135070, 216112, 253516, 270140, 316895, 507032, 540280, 633790, 823927, 1014064, 1080560, 1267580, 1647854, 2535160, 3295708, 4119635, 5070320, 6591416, 8239270, 13182832, 16478540, 32957080, 65914160]

約数ペア:

[(1, 65914160), (2, 32957080), (4, 16478540), (5, 13182832), (8, 8239270), (10, 6591416), (13, 5070320), (16, 4119635), (20, 3295708), (26, 2535160), (40, 1647854), (52, 1267580), (61, 1080560), (65, 1014064), (80, 823927), (104, 633790), (122, 540280), (130, 507032), (208, 316895), (244, 270140), (260, 253516), (305, 216112), (488, 135070), (520, 126758), (610, 108056), (793, 83120), (976, 67535), (1039, 63440), (1040, 63379), (1220, 54028), (1586, 41560), (2078, 31720), (2440, 27014), (3172, 20780), (3965, 16624), (4156, 15860), (4880, 13507), (5195, 12688), (6344, 10390), (7930, 8312)]