53479960

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{59}}^1$

素因数の和:161

約数の個数: 128

約数和(自身を含む): 136857600

約数和(自身を除く): 83377640

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 31, 34, 40, 43, 59, 62, 68, 85, 86, 118, 124, 136, 155, 170, 172, 215, 236, 248, 295, 310, 340, 344, 430, 472, 527, 590, 620, 680, 731, 860, 1003, 1054, 1180, 1240, 1333, 1462, 1720, 1829, 2006, 2108, 2360, 2537, 2635, 2666, 2924, 3655, 3658, 4012, 4216, 5015, 5074, 5270, 5332, 5848, 6665, 7310, 7316, 8024, 9145, 10030, 10148, 10540, 10664, 12685, 13330, 14620, 14632, 18290, 20060, 20296, 21080, 22661, 25370, 26660, 29240, 31093, 36580, 40120, 43129, 45322, 50740, 53320, 62186, 73160, 78647, 86258, 90644, 101480, 113305, 124372, 155465, 157294, 172516, 181288, 215645, 226610, 248744, 310930, 314588, 345032, 393235, 431290, 453220, 621860, 629176, 786470, 862580, 906440, 1243720, 1336999, 1572940, 1725160, 2673998, 3145880, 5347996, 6684995, 10695992, 13369990, 26739980, 53479960]

約数ペア:

[(1, 53479960), (2, 26739980), (4, 13369990), (5, 10695992), (8, 6684995), (10, 5347996), (17, 3145880), (20, 2673998), (31, 1725160), (34, 1572940), (40, 1336999), (43, 1243720), (59, 906440), (62, 862580), (68, 786470), (85, 629176), (86, 621860), (118, 453220), (124, 431290), (136, 393235), (155, 345032), (170, 314588), (172, 310930), (215, 248744), (236, 226610), (248, 215645), (295, 181288), (310, 172516), (340, 157294), (344, 155465), (430, 124372), (472, 113305), (527, 101480), (590, 90644), (620, 86258), (680, 78647), (731, 73160), (860, 62186), (1003, 53320), (1054, 50740), (1180, 45322), (1240, 43129), (1333, 40120), (1462, 36580), (1720, 31093), (1829, 29240), (2006, 26660), (2108, 25370), (2360, 22661), (2537, 21080), (2635, 20296), (2666, 20060), (2924, 18290), (3655, 14632), (3658, 14620), (4012, 13330), (4216, 12685), (5015, 10664), (5074, 10540), (5270, 10148), (5332, 10030), (5848, 9145), (6665, 8024), (7310, 7316)]