87644180

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{251}}^1$

素因数の和:369

約数の個数: 96

約数和(自身を含む): 213373440

約数和(自身を除く): 125729260

約数列:

[1, 2, 4, 5, 10, 13, 17, 20, 26, 34, 52, 65, 68, 79, 85, 130, 158, 170, 221, 251, 260, 316, 340, 395, 442, 502, 790, 884, 1004, 1027, 1105, 1255, 1343, 1580, 2054, 2210, 2510, 2686, 3263, 4108, 4267, 4420, 5020, 5135, 5372, 6526, 6715, 8534, 10270, 13052, 13430, 16315, 17068, 17459, 19829, 20540, 21335, 26860, 32630, 34918, 39658, 42670, 55471, 65260, 69836, 79316, 85340, 87295, 99145, 110942, 174590, 198290, 221884, 257777, 277355, 337093, 349180, 396580, 515554, 554710, 674186, 1031108, 1109420, 1288885, 1348372, 1685465, 2577770, 3370930, 4382209, 5155540, 6741860, 8764418, 17528836, 21911045, 43822090, 87644180]

約数ペア:

[(1, 87644180), (2, 43822090), (4, 21911045), (5, 17528836), (10, 8764418), (13, 6741860), (17, 5155540), (20, 4382209), (26, 3370930), (34, 2577770), (52, 1685465), (65, 1348372), (68, 1288885), (79, 1109420), (85, 1031108), (130, 674186), (158, 554710), (170, 515554), (221, 396580), (251, 349180), (260, 337093), (316, 277355), (340, 257777), (395, 221884), (442, 198290), (502, 174590), (790, 110942), (884, 99145), (1004, 87295), (1027, 85340), (1105, 79316), (1255, 69836), (1343, 65260), (1580, 55471), (2054, 42670), (2210, 39658), (2510, 34918), (2686, 32630), (3263, 26860), (4108, 21335), (4267, 20540), (4420, 19829), (5020, 17459), (5135, 17068), (5372, 16315), (6526, 13430), (6715, 13052), (8534, 10270)]