27438078980

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{129169}}^1$

素因数の和:129253

約数の個数: 96

約数和(自身を含む): 66837724800

約数和(自身を除く): 39399645820

約数列:

[1, 2, 4, 5, 10, 13, 19, 20, 26, 38, 43, 52, 65, 76, 86, 95, 130, 172, 190, 215, 247, 260, 380, 430, 494, 559, 817, 860, 988, 1118, 1235, 1634, 2236, 2470, 2795, 3268, 4085, 4940, 5590, 8170, 10621, 11180, 16340, 21242, 42484, 53105, 106210, 129169, 212420, 258338, 516676, 645845, 1291690, 1679197, 2454211, 2583380, 3358394, 4908422, 5554267, 6716788, 8395985, 9816844, 11108534, 12271055, 16791970, 22217068, 24542110, 27771335, 31904743, 33583940, 49084220, 55542670, 63809486, 72205471, 105531073, 111085340, 127618972, 144410942, 159523715, 211062146, 288821884, 319047430, 361027355, 422124292, 527655365, 638094860, 722054710, 1055310730, 1371903949, 1444109420, 2110621460, 2743807898, 5487615796, 6859519745, 13719039490, 27438078980]

約数ペア:

[(1, 27438078980), (2, 13719039490), (4, 6859519745), (5, 5487615796), (10, 2743807898), (13, 2110621460), (19, 1444109420), (20, 1371903949), (26, 1055310730), (38, 722054710), (43, 638094860), (52, 527655365), (65, 422124292), (76, 361027355), (86, 319047430), (95, 288821884), (130, 211062146), (172, 159523715), (190, 144410942), (215, 127618972), (247, 111085340), (260, 105531073), (380, 72205471), (430, 63809486), (494, 55542670), (559, 49084220), (817, 33583940), (860, 31904743), (988, 27771335), (1118, 24542110), (1235, 22217068), (1634, 16791970), (2236, 12271055), (2470, 11108534), (2795, 9816844), (3268, 8395985), (4085, 6716788), (4940, 5554267), (5590, 4908422), (8170, 3358394), (10621, 2583380), (11180, 2454211), (16340, 1679197), (21242, 1291690), (42484, 645845), (53105, 516676), (106210, 258338), (129169, 212420)]