54251080

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{19}}^2$

素因数の和:96

約数の個数: 144

約数和(自身を含む): 147378420

約数和(自身を除く): 93127340

約数列:

[1, 2, 4, 5, 8, 10, 13, 17, 19, 20, 26, 34, 38, 40, 52, 65, 68, 76, 85, 95, 104, 130, 136, 152, 170, 190, 221, 247, 260, 289, 323, 340, 361, 380, 442, 494, 520, 578, 646, 680, 722, 760, 884, 988, 1105, 1156, 1235, 1292, 1444, 1445, 1615, 1768, 1805, 1976, 2210, 2312, 2470, 2584, 2888, 2890, 3230, 3610, 3757, 4199, 4420, 4693, 4940, 5491, 5780, 6137, 6460, 7220, 7514, 8398, 8840, 9386, 9880, 10982, 11560, 12274, 12920, 14440, 15028, 16796, 18772, 18785, 20995, 21964, 23465, 24548, 27455, 30056, 30685, 33592, 37544, 37570, 41990, 43928, 46930, 49096, 54910, 61370, 71383, 75140, 79781, 83980, 93860, 104329, 109820, 122740, 142766, 150280, 159562, 167960, 187720, 208658, 219640, 245480, 285532, 319124, 356915, 398905, 417316, 521645, 571064, 638248, 713830, 797810, 834632, 1043290, 1356277, 1427660, 1595620, 2086580, 2712554, 2855320, 3191240, 4173160, 5425108, 6781385, 10850216, 13562770, 27125540, 54251080]

約数ペア:

[(1, 54251080), (2, 27125540), (4, 13562770), (5, 10850216), (8, 6781385), (10, 5425108), (13, 4173160), (17, 3191240), (19, 2855320), (20, 2712554), (26, 2086580), (34, 1595620), (38, 1427660), (40, 1356277), (52, 1043290), (65, 834632), (68, 797810), (76, 713830), (85, 638248), (95, 571064), (104, 521645), (130, 417316), (136, 398905), (152, 356915), (170, 319124), (190, 285532), (221, 245480), (247, 219640), (260, 208658), (289, 187720), (323, 167960), (340, 159562), (361, 150280), (380, 142766), (442, 122740), (494, 109820), (520, 104329), (578, 93860), (646, 83980), (680, 79781), (722, 75140), (760, 71383), (884, 61370), (988, 54910), (1105, 49096), (1156, 46930), (1235, 43928), (1292, 41990), (1444, 37570), (1445, 37544), (1615, 33592), (1768, 30685), (1805, 30056), (1976, 27455), (2210, 24548), (2312, 23465), (2470, 21964), (2584, 20995), (2888, 18785), (2890, 18772), (3230, 16796), (3610, 15028), (3757, 14440), (4199, 12920), (4420, 12274), (4693, 11560), (4940, 10982), (5491, 9880), (5780, 9386), (6137, 8840), (6460, 8398), (7220, 7514)]