65645840

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{79}}^1$

素因数の和:169

約数の個数: 160

約数和(自身を含む): 179988480

約数和(自身を除く): 114342640

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 17, 20, 26, 34, 40, 47, 52, 65, 68, 79, 80, 85, 94, 104, 130, 136, 158, 170, 188, 208, 221, 235, 260, 272, 316, 340, 376, 395, 442, 470, 520, 611, 632, 680, 752, 790, 799, 884, 940, 1027, 1040, 1105, 1222, 1264, 1343, 1360, 1580, 1598, 1768, 1880, 2054, 2210, 2444, 2686, 3055, 3160, 3196, 3536, 3713, 3760, 3995, 4108, 4420, 4888, 5135, 5372, 6110, 6320, 6392, 6715, 7426, 7990, 8216, 8840, 9776, 10270, 10387, 10744, 12220, 12784, 13430, 14852, 15980, 16432, 17459, 17680, 18565, 20540, 20774, 21488, 24440, 26860, 29704, 31960, 34918, 37130, 41080, 41548, 48269, 48880, 51935, 53720, 59408, 63121, 63920, 69836, 74260, 82160, 83096, 87295, 96538, 103870, 107440, 126242, 139672, 148520, 166192, 174590, 193076, 207740, 241345, 252484, 279344, 297040, 315605, 349180, 386152, 415480, 482690, 504968, 631210, 698360, 772304, 820573, 830960, 965380, 1009936, 1262420, 1396720, 1641146, 1930760, 2524840, 3282292, 3861520, 4102865, 5049680, 6564584, 8205730, 13129168, 16411460, 32822920, 65645840]

約数ペア:

[(1, 65645840), (2, 32822920), (4, 16411460), (5, 13129168), (8, 8205730), (10, 6564584), (13, 5049680), (16, 4102865), (17, 3861520), (20, 3282292), (26, 2524840), (34, 1930760), (40, 1641146), (47, 1396720), (52, 1262420), (65, 1009936), (68, 965380), (79, 830960), (80, 820573), (85, 772304), (94, 698360), (104, 631210), (130, 504968), (136, 482690), (158, 415480), (170, 386152), (188, 349180), (208, 315605), (221, 297040), (235, 279344), (260, 252484), (272, 241345), (316, 207740), (340, 193076), (376, 174590), (395, 166192), (442, 148520), (470, 139672), (520, 126242), (611, 107440), (632, 103870), (680, 96538), (752, 87295), (790, 83096), (799, 82160), (884, 74260), (940, 69836), (1027, 63920), (1040, 63121), (1105, 59408), (1222, 53720), (1264, 51935), (1343, 48880), (1360, 48269), (1580, 41548), (1598, 41080), (1768, 37130), (1880, 34918), (2054, 31960), (2210, 29704), (2444, 26860), (2686, 24440), (3055, 21488), (3160, 20774), (3196, 20540), (3536, 18565), (3713, 17680), (3760, 17459), (3995, 16432), (4108, 15980), (4420, 14852), (4888, 13430), (5135, 12784), (5372, 12220), (6110, 10744), (6320, 10387), (6392, 10270), (6715, 9776), (7426, 8840), (7990, 8216)]