64458680

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{191}}^1$

素因数の和:285

約数の個数: 128

約数和(自身を含む): 174182400

約数和(自身を除く): 109723720

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 20, 22, 26, 40, 44, 52, 55, 59, 65, 88, 104, 110, 118, 130, 143, 191, 220, 236, 260, 286, 295, 382, 440, 472, 520, 572, 590, 649, 715, 764, 767, 955, 1144, 1180, 1298, 1430, 1528, 1534, 1910, 2101, 2360, 2483, 2596, 2860, 3068, 3245, 3820, 3835, 4202, 4966, 5192, 5720, 6136, 6490, 7640, 7670, 8404, 8437, 9932, 10505, 11269, 12415, 12980, 15340, 16808, 16874, 19864, 21010, 22538, 24830, 25960, 27313, 30680, 33748, 42020, 42185, 45076, 49660, 54626, 56345, 67496, 84040, 84370, 90152, 99320, 109252, 112690, 123959, 136565, 146497, 168740, 218504, 225380, 247918, 273130, 292994, 337480, 450760, 495836, 546260, 585988, 619795, 732485, 991672, 1092520, 1171976, 1239590, 1464970, 1611467, 2479180, 2929940, 3222934, 4958360, 5859880, 6445868, 8057335, 12891736, 16114670, 32229340, 64458680]

約数ペア:

[(1, 64458680), (2, 32229340), (4, 16114670), (5, 12891736), (8, 8057335), (10, 6445868), (11, 5859880), (13, 4958360), (20, 3222934), (22, 2929940), (26, 2479180), (40, 1611467), (44, 1464970), (52, 1239590), (55, 1171976), (59, 1092520), (65, 991672), (88, 732485), (104, 619795), (110, 585988), (118, 546260), (130, 495836), (143, 450760), (191, 337480), (220, 292994), (236, 273130), (260, 247918), (286, 225380), (295, 218504), (382, 168740), (440, 146497), (472, 136565), (520, 123959), (572, 112690), (590, 109252), (649, 99320), (715, 90152), (764, 84370), (767, 84040), (955, 67496), (1144, 56345), (1180, 54626), (1298, 49660), (1430, 45076), (1528, 42185), (1534, 42020), (1910, 33748), (2101, 30680), (2360, 27313), (2483, 25960), (2596, 24830), (2860, 22538), (3068, 21010), (3245, 19864), (3820, 16874), (3835, 16808), (4202, 15340), (4966, 12980), (5192, 12415), (5720, 11269), (6136, 10505), (6490, 9932), (7640, 8437), (7670, 8404)]