78489832720

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^2\times {\mathrm{53}}^1\times {\mathrm{109537}}^1$

素因数の和:109629

約数の個数: 120

約数和(自身を含む): 201336539976

約数和(自身を除く): 122846707256

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 53, 65, 80, 104, 106, 130, 169, 208, 212, 260, 265, 338, 424, 520, 530, 676, 689, 845, 848, 1040, 1060, 1352, 1378, 1690, 2120, 2704, 2756, 3380, 3445, 4240, 5512, 6760, 6890, 8957, 11024, 13520, 13780, 17914, 27560, 35828, 44785, 55120, 71656, 89570, 109537, 143312, 179140, 219074, 358280, 438148, 547685, 716560, 876296, 1095370, 1423981, 1752592, 2190740, 2847962, 4381480, 5695924, 5805461, 7119905, 8762960, 11391848, 11610922, 14239810, 18511753, 22783696, 23221844, 28479620, 29027305, 37023506, 46443688, 56959240, 58054610, 74047012, 75470993, 92558765, 92887376, 113918480, 116109220, 148094024, 150941986, 185117530, 232218440, 296188048, 301883972, 370235060, 377354965, 464436880, 603767944, 740470120, 754709930, 981122909, 1207535888, 1480940240, 1509419860, 1962245818, 3018839720, 3924491636, 4905614545, 6037679440, 7848983272, 9811229090, 15697966544, 19622458180, 39244916360, 78489832720]

約数ペア:

[(1, 78489832720), (2, 39244916360), (4, 19622458180), (5, 15697966544), (8, 9811229090), (10, 7848983272), (13, 6037679440), (16, 4905614545), (20, 3924491636), (26, 3018839720), (40, 1962245818), (52, 1509419860), (53, 1480940240), (65, 1207535888), (80, 981122909), (104, 754709930), (106, 740470120), (130, 603767944), (169, 464436880), (208, 377354965), (212, 370235060), (260, 301883972), (265, 296188048), (338, 232218440), (424, 185117530), (520, 150941986), (530, 148094024), (676, 116109220), (689, 113918480), (845, 92887376), (848, 92558765), (1040, 75470993), (1060, 74047012), (1352, 58054610), (1378, 56959240), (1690, 46443688), (2120, 37023506), (2704, 29027305), (2756, 28479620), (3380, 23221844), (3445, 22783696), (4240, 18511753), (5512, 14239810), (6760, 11610922), (6890, 11391848), (8957, 8762960), (11024, 7119905), (13520, 5805461), (13780, 5695924), (17914, 4381480), (27560, 2847962), (35828, 2190740), (44785, 1752592), (55120, 1423981), (71656, 1095370), (89570, 876296), (109537, 716560), (143312, 547685), (179140, 438148), (219074, 358280)]