65439972

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{2087}}^1$

素因数の和:2177

約数の個数: 72

約数和(自身を含む): 180887616

約数和(自身を除く): 115447644

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 67, 78, 117, 134, 156, 201, 234, 268, 402, 468, 603, 804, 871, 1206, 1742, 2087, 2412, 2613, 3484, 4174, 5226, 6261, 7839, 8348, 10452, 12522, 15678, 18783, 25044, 27131, 31356, 37566, 54262, 75132, 81393, 108524, 139829, 162786, 244179, 279658, 325572, 419487, 488358, 559316, 838974, 976716, 1258461, 1677948, 1817777, 2516922, 3635554, 5033844, 5453331, 7271108, 10906662, 16359993, 21813324, 32719986, 65439972]

約数ペア:

[(1, 65439972), (2, 32719986), (3, 21813324), (4, 16359993), (6, 10906662), (9, 7271108), (12, 5453331), (13, 5033844), (18, 3635554), (26, 2516922), (36, 1817777), (39, 1677948), (52, 1258461), (67, 976716), (78, 838974), (117, 559316), (134, 488358), (156, 419487), (201, 325572), (234, 279658), (268, 244179), (402, 162786), (468, 139829), (603, 108524), (804, 81393), (871, 75132), (1206, 54262), (1742, 37566), (2087, 31356), (2412, 27131), (2613, 25044), (3484, 18783), (4174, 15678), (5226, 12522), (6261, 10452), (7839, 8348)]