40275040

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{67}}^1$

素因数の和:129

約数の個数: 144

約数和(自身を含む): 110475792

約数和(自身を除く): 70200752

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 17, 20, 26, 32, 34, 40, 52, 65, 67, 68, 80, 85, 104, 130, 134, 136, 160, 170, 208, 221, 260, 268, 272, 289, 335, 340, 416, 442, 520, 536, 544, 578, 670, 680, 871, 884, 1040, 1072, 1105, 1139, 1156, 1340, 1360, 1445, 1742, 1768, 2080, 2144, 2210, 2278, 2312, 2680, 2720, 2890, 3484, 3536, 3757, 4355, 4420, 4556, 4624, 5360, 5695, 5780, 6968, 7072, 7514, 8710, 8840, 9112, 9248, 10720, 11390, 11560, 13936, 14807, 15028, 17420, 17680, 18224, 18785, 19363, 22780, 23120, 27872, 29614, 30056, 34840, 35360, 36448, 37570, 38726, 45560, 46240, 59228, 60112, 69680, 74035, 75140, 77452, 91120, 96815, 118456, 120224, 139360, 148070, 150280, 154904, 182240, 193630, 236912, 251719, 296140, 300560, 309808, 387260, 473824, 503438, 592280, 601120, 619616, 774520, 1006876, 1184560, 1258595, 1549040, 2013752, 2369120, 2517190, 3098080, 4027504, 5034380, 8055008, 10068760, 20137520, 40275040]

約数ペア:

[(1, 40275040), (2, 20137520), (4, 10068760), (5, 8055008), (8, 5034380), (10, 4027504), (13, 3098080), (16, 2517190), (17, 2369120), (20, 2013752), (26, 1549040), (32, 1258595), (34, 1184560), (40, 1006876), (52, 774520), (65, 619616), (67, 601120), (68, 592280), (80, 503438), (85, 473824), (104, 387260), (130, 309808), (134, 300560), (136, 296140), (160, 251719), (170, 236912), (208, 193630), (221, 182240), (260, 154904), (268, 150280), (272, 148070), (289, 139360), (335, 120224), (340, 118456), (416, 96815), (442, 91120), (520, 77452), (536, 75140), (544, 74035), (578, 69680), (670, 60112), (680, 59228), (871, 46240), (884, 45560), (1040, 38726), (1072, 37570), (1105, 36448), (1139, 35360), (1156, 34840), (1340, 30056), (1360, 29614), (1445, 27872), (1742, 23120), (1768, 22780), (2080, 19363), (2144, 18785), (2210, 18224), (2278, 17680), (2312, 17420), (2680, 15028), (2720, 14807), (2890, 13936), (3484, 11560), (3536, 11390), (3757, 10720), (4355, 9248), (4420, 9112), (4556, 8840), (4624, 8710), (5360, 7514), (5695, 7072), (5780, 6968)]