289472201980

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{1201}}^1\times {\mathrm{17491}}^1$

素因数の和:18767

約数の個数: 96

約数和(自身を含む): 667597992768

約数和(自身を除く): 378125790788

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 53, 65, 106, 130, 212, 260, 265, 530, 689, 1060, 1201, 1378, 2402, 2756, 3445, 4804, 6005, 6890, 12010, 13780, 15613, 17491, 24020, 31226, 34982, 62452, 63653, 69964, 78065, 87455, 127306, 156130, 174910, 227383, 254612, 312260, 318265, 349820, 454766, 636530, 827489, 909532, 927023, 1136915, 1273060, 1654978, 1854046, 2273830, 3309956, 3708092, 4137445, 4547660, 4635115, 8274890, 9270230, 12051299, 16549780, 18540460, 21006691, 24102598, 42013382, 48205196, 60256495, 84026764, 105033455, 120512990, 210066910, 241025980, 273086983, 420133820, 546173966, 1092347932, 1113354623, 1365434915, 2226709246, 2730869830, 4453418492, 5461739660, 5566773115, 11133546230, 14473610099, 22267092460, 28947220198, 57894440396, 72368050495, 144736100990, 289472201980]

約数ペア:

[(1, 289472201980), (2, 144736100990), (4, 72368050495), (5, 57894440396), (10, 28947220198), (13, 22267092460), (20, 14473610099), (26, 11133546230), (52, 5566773115), (53, 5461739660), (65, 4453418492), (106, 2730869830), (130, 2226709246), (212, 1365434915), (260, 1113354623), (265, 1092347932), (530, 546173966), (689, 420133820), (1060, 273086983), (1201, 241025980), (1378, 210066910), (2402, 120512990), (2756, 105033455), (3445, 84026764), (4804, 60256495), (6005, 48205196), (6890, 42013382), (12010, 24102598), (13780, 21006691), (15613, 18540460), (17491, 16549780), (24020, 12051299), (31226, 9270230), (34982, 8274890), (62452, 4635115), (63653, 4547660), (69964, 4137445), (78065, 3708092), (87455, 3309956), (127306, 2273830), (156130, 1854046), (174910, 1654978), (227383, 1273060), (254612, 1136915), (312260, 927023), (318265, 909532), (349820, 827489), (454766, 636530)]