81075690

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{739}}^1$

素因数の和:828

約数の個数: 96

約数和(自身を含む): 224415360

約数和(自身を除く): 143339670

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 23, 30, 45, 46, 53, 69, 90, 106, 115, 138, 159, 207, 230, 265, 318, 345, 414, 477, 530, 690, 739, 795, 954, 1035, 1219, 1478, 1590, 2070, 2217, 2385, 2438, 3657, 3695, 4434, 4770, 6095, 6651, 7314, 7390, 10971, 11085, 12190, 13302, 16997, 18285, 21942, 22170, 33255, 33994, 36570, 39167, 50991, 54855, 66510, 78334, 84985, 101982, 109710, 117501, 152973, 169970, 195835, 235002, 254955, 305946, 352503, 391670, 509910, 587505, 705006, 764865, 900841, 1175010, 1529730, 1762515, 1801682, 2702523, 3525030, 4504205, 5405046, 8107569, 9008410, 13512615, 16215138, 27025230, 40537845, 81075690]

約数ペア:

[(1, 81075690), (2, 40537845), (3, 27025230), (5, 16215138), (6, 13512615), (9, 9008410), (10, 8107569), (15, 5405046), (18, 4504205), (23, 3525030), (30, 2702523), (45, 1801682), (46, 1762515), (53, 1529730), (69, 1175010), (90, 900841), (106, 764865), (115, 705006), (138, 587505), (159, 509910), (207, 391670), (230, 352503), (265, 305946), (318, 254955), (345, 235002), (414, 195835), (477, 169970), (530, 152973), (690, 117501), (739, 109710), (795, 101982), (954, 84985), (1035, 78334), (1219, 66510), (1478, 54855), (1590, 50991), (2070, 39167), (2217, 36570), (2385, 33994), (2438, 33255), (3657, 22170), (3695, 21942), (4434, 18285), (4770, 16997), (6095, 13302), (6651, 12190), (7314, 11085), (7390, 10971)]