51370020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{757}}^1$

素因数の和:814

約数の個数: 144

約数和(自身を含む): 173824560

約数和(自身を除く): 122454540

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 29, 30, 36, 39, 45, 52, 58, 60, 65, 78, 87, 90, 116, 117, 130, 145, 156, 174, 180, 195, 234, 260, 261, 290, 348, 377, 390, 435, 468, 522, 580, 585, 754, 757, 780, 870, 1044, 1131, 1170, 1305, 1508, 1514, 1740, 1885, 2262, 2271, 2340, 2610, 3028, 3393, 3770, 3785, 4524, 4542, 5220, 5655, 6786, 6813, 7540, 7570, 9084, 9841, 11310, 11355, 13572, 13626, 15140, 16965, 19682, 21953, 22620, 22710, 27252, 29523, 33930, 34065, 39364, 43906, 45420, 49205, 59046, 65859, 67860, 68130, 87812, 88569, 98410, 109765, 118092, 131718, 136260, 147615, 177138, 196820, 197577, 219530, 263436, 285389, 295230, 329295, 354276, 395154, 439060, 442845, 570778, 590460, 658590, 790308, 856167, 885690, 987885, 1141556, 1317180, 1426945, 1712334, 1771380, 1975770, 2568501, 2853890, 3424668, 3951540, 4280835, 5137002, 5707780, 8561670, 10274004, 12842505, 17123340, 25685010, 51370020]

約数ペア:

[(1, 51370020), (2, 25685010), (3, 17123340), (4, 12842505), (5, 10274004), (6, 8561670), (9, 5707780), (10, 5137002), (12, 4280835), (13, 3951540), (15, 3424668), (18, 2853890), (20, 2568501), (26, 1975770), (29, 1771380), (30, 1712334), (36, 1426945), (39, 1317180), (45, 1141556), (52, 987885), (58, 885690), (60, 856167), (65, 790308), (78, 658590), (87, 590460), (90, 570778), (116, 442845), (117, 439060), (130, 395154), (145, 354276), (156, 329295), (174, 295230), (180, 285389), (195, 263436), (234, 219530), (260, 197577), (261, 196820), (290, 177138), (348, 147615), (377, 136260), (390, 131718), (435, 118092), (468, 109765), (522, 98410), (580, 88569), (585, 87812), (754, 68130), (757, 67860), (780, 65859), (870, 59046), (1044, 49205), (1131, 45420), (1170, 43906), (1305, 39364), (1508, 34065), (1514, 33930), (1740, 29523), (1885, 27252), (2262, 22710), (2271, 22620), (2340, 21953), (2610, 19682), (3028, 16965), (3393, 15140), (3770, 13626), (3785, 13572), (4524, 11355), (4542, 11310), (5220, 9841), (5655, 9084), (6786, 7570), (6813, 7540)]