639848198704

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{13}}^4\times {\mathrm{127289}}^1$

素因数の和:127360

約数の個数: 100

約数和(自身を含む): 1465114519080

約数和(自身を除く): 825266320376

約数列:

[1, 2, 4, 8, 11, 13, 16, 22, 26, 44, 52, 88, 104, 143, 169, 176, 208, 286, 338, 572, 676, 1144, 1352, 1859, 2197, 2288, 2704, 3718, 4394, 7436, 8788, 14872, 17576, 24167, 28561, 29744, 35152, 48334, 57122, 96668, 114244, 127289, 193336, 228488, 254578, 314171, 386672, 456976, 509156, 628342, 1018312, 1256684, 1400179, 1654757, 2036624, 2513368, 2800358, 3309514, 5026736, 5600716, 6619028, 11201432, 13238056, 18202327, 21511841, 22402864, 26476112, 36404654, 43023682, 72809308, 86047364, 145618616, 172094728, 236630251, 279653933, 291237232, 344189456, 473260502, 559307866, 946521004, 1118615732, 1893042008, 2237231464, 3076193263, 3635501129, 3786084016, 4474462928, 6152386526, 7271002258, 12304773052, 14542004516, 24609546104, 29084009032, 39990512419, 49219092208, 58168018064, 79981024838, 159962049676, 319924099352, 639848198704]

約数ペア:

[(1, 639848198704), (2, 319924099352), (4, 159962049676), (8, 79981024838), (11, 58168018064), (13, 49219092208), (16, 39990512419), (22, 29084009032), (26, 24609546104), (44, 14542004516), (52, 12304773052), (88, 7271002258), (104, 6152386526), (143, 4474462928), (169, 3786084016), (176, 3635501129), (208, 3076193263), (286, 2237231464), (338, 1893042008), (572, 1118615732), (676, 946521004), (1144, 559307866), (1352, 473260502), (1859, 344189456), (2197, 291237232), (2288, 279653933), (2704, 236630251), (3718, 172094728), (4394, 145618616), (7436, 86047364), (8788, 72809308), (14872, 43023682), (17576, 36404654), (24167, 26476112), (28561, 22402864), (29744, 21511841), (35152, 18202327), (48334, 13238056), (57122, 11201432), (96668, 6619028), (114244, 5600716), (127289, 5026736), (193336, 3309514), (228488, 2800358), (254578, 2513368), (314171, 2036624), (386672, 1654757), (456976, 1400179), (509156, 1256684), (628342, 1018312)]