25865160

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{409}}^1$

素因数の和:471

約数の個数: 128

約数和(自身を含む): 85017600

約数和(自身を除く): 59152440

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 31, 34, 40, 51, 60, 62, 68, 85, 93, 102, 120, 124, 136, 155, 170, 186, 204, 248, 255, 310, 340, 372, 408, 409, 465, 510, 527, 620, 680, 744, 818, 930, 1020, 1054, 1227, 1240, 1581, 1636, 1860, 2040, 2045, 2108, 2454, 2635, 3162, 3272, 3720, 4090, 4216, 4908, 5270, 6135, 6324, 6953, 7905, 8180, 9816, 10540, 12270, 12648, 12679, 13906, 15810, 16360, 20859, 21080, 24540, 25358, 27812, 31620, 34765, 38037, 41718, 49080, 50716, 55624, 63240, 63395, 69530, 76074, 83436, 101432, 104295, 126790, 139060, 152148, 166872, 190185, 208590, 215543, 253580, 278120, 304296, 380370, 417180, 431086, 507160, 646629, 760740, 834360, 862172, 1077715, 1293258, 1521480, 1724344, 2155430, 2586516, 3233145, 4310860, 5173032, 6466290, 8621720, 12932580, 25865160]

約数ペア:

[(1, 25865160), (2, 12932580), (3, 8621720), (4, 6466290), (5, 5173032), (6, 4310860), (8, 3233145), (10, 2586516), (12, 2155430), (15, 1724344), (17, 1521480), (20, 1293258), (24, 1077715), (30, 862172), (31, 834360), (34, 760740), (40, 646629), (51, 507160), (60, 431086), (62, 417180), (68, 380370), (85, 304296), (93, 278120), (102, 253580), (120, 215543), (124, 208590), (136, 190185), (155, 166872), (170, 152148), (186, 139060), (204, 126790), (248, 104295), (255, 101432), (310, 83436), (340, 76074), (372, 69530), (408, 63395), (409, 63240), (465, 55624), (510, 50716), (527, 49080), (620, 41718), (680, 38037), (744, 34765), (818, 31620), (930, 27812), (1020, 25358), (1054, 24540), (1227, 21080), (1240, 20859), (1581, 16360), (1636, 15810), (1860, 13906), (2040, 12679), (2045, 12648), (2108, 12270), (2454, 10540), (2635, 9816), (3162, 8180), (3272, 7905), (3720, 6953), (4090, 6324), (4216, 6135), (4908, 5270)]