42257828080

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^2\times {\mathrm{61}}^1\times {\mathrm{51239}}^1$

素因数の和:51339

約数の個数: 120

約数和(自身を含む): 108134641440

約数和(自身を除く): 65876813360

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 61, 65, 80, 104, 122, 130, 169, 208, 244, 260, 305, 338, 488, 520, 610, 676, 793, 845, 976, 1040, 1220, 1352, 1586, 1690, 2440, 2704, 3172, 3380, 3965, 4880, 6344, 6760, 7930, 10309, 12688, 13520, 15860, 20618, 31720, 41236, 51239, 51545, 63440, 82472, 102478, 103090, 164944, 204956, 206180, 256195, 409912, 412360, 512390, 666107, 819824, 824720, 1024780, 1332214, 2049560, 2664428, 3125579, 3330535, 4099120, 5328856, 6251158, 6661070, 8659391, 10657712, 12502316, 13322140, 15627895, 17318782, 25004632, 26644280, 31255790, 34637564, 40632527, 43296955, 50009264, 53288560, 62511580, 69275128, 81265054, 86593910, 125023160, 138550256, 162530108, 173187820, 203162635, 250046320, 325060216, 346375640, 406325270, 528222851, 650120432, 692751280, 812650540, 1056445702, 1625301080, 2112891404, 2641114255, 3250602160, 4225782808, 5282228510, 8451565616, 10564457020, 21128914040, 42257828080]

約数ペア:

[(1, 42257828080), (2, 21128914040), (4, 10564457020), (5, 8451565616), (8, 5282228510), (10, 4225782808), (13, 3250602160), (16, 2641114255), (20, 2112891404), (26, 1625301080), (40, 1056445702), (52, 812650540), (61, 692751280), (65, 650120432), (80, 528222851), (104, 406325270), (122, 346375640), (130, 325060216), (169, 250046320), (208, 203162635), (244, 173187820), (260, 162530108), (305, 138550256), (338, 125023160), (488, 86593910), (520, 81265054), (610, 69275128), (676, 62511580), (793, 53288560), (845, 50009264), (976, 43296955), (1040, 40632527), (1220, 34637564), (1352, 31255790), (1586, 26644280), (1690, 25004632), (2440, 17318782), (2704, 15627895), (3172, 13322140), (3380, 12502316), (3965, 10657712), (4880, 8659391), (6344, 6661070), (6760, 6251158), (7930, 5328856), (10309, 4099120), (12688, 3330535), (13520, 3125579), (15860, 2664428), (20618, 2049560), (31720, 1332214), (41236, 1024780), (51239, 824720), (51545, 819824), (63440, 666107), (82472, 512390), (102478, 412360), (103090, 409912), (164944, 256195), (204956, 206180)]