260031100

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{521}}^1$

素因数の和:596

約数の個数: 144

約数和(自身を含む): 695955456

約数和(自身を除く): 435924356

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 25, 28, 31, 35, 46, 50, 62, 70, 92, 100, 115, 124, 140, 155, 161, 175, 217, 230, 310, 322, 350, 434, 460, 521, 575, 620, 644, 700, 713, 775, 805, 868, 1042, 1085, 1150, 1426, 1550, 1610, 2084, 2170, 2300, 2605, 2852, 3100, 3220, 3565, 3647, 4025, 4340, 4991, 5210, 5425, 7130, 7294, 8050, 9982, 10420, 10850, 11983, 13025, 14260, 14588, 16100, 16151, 17825, 18235, 19964, 21700, 23966, 24955, 26050, 32302, 35650, 36470, 47932, 49910, 52100, 59915, 64604, 71300, 72940, 80755, 83881, 91175, 99820, 113057, 119830, 124775, 161510, 167762, 182350, 226114, 239660, 249550, 299575, 323020, 335524, 364700, 371473, 403775, 419405, 452228, 499100, 565285, 599150, 742946, 807550, 838810, 1130570, 1198300, 1485892, 1615100, 1677620, 1857365, 2097025, 2261140, 2600311, 2826425, 3714730, 4194050, 5200622, 5652850, 7429460, 8388100, 9286825, 10401244, 11305700, 13001555, 18573650, 26003110, 37147300, 52006220, 65007775, 130015550, 260031100]

約数ペア:

[(1, 260031100), (2, 130015550), (4, 65007775), (5, 52006220), (7, 37147300), (10, 26003110), (14, 18573650), (20, 13001555), (23, 11305700), (25, 10401244), (28, 9286825), (31, 8388100), (35, 7429460), (46, 5652850), (50, 5200622), (62, 4194050), (70, 3714730), (92, 2826425), (100, 2600311), (115, 2261140), (124, 2097025), (140, 1857365), (155, 1677620), (161, 1615100), (175, 1485892), (217, 1198300), (230, 1130570), (310, 838810), (322, 807550), (350, 742946), (434, 599150), (460, 565285), (521, 499100), (575, 452228), (620, 419405), (644, 403775), (700, 371473), (713, 364700), (775, 335524), (805, 323020), (868, 299575), (1042, 249550), (1085, 239660), (1150, 226114), (1426, 182350), (1550, 167762), (1610, 161510), (2084, 124775), (2170, 119830), (2300, 113057), (2605, 99820), (2852, 91175), (3100, 83881), (3220, 80755), (3565, 72940), (3647, 71300), (4025, 64604), (4340, 59915), (4991, 52100), (5210, 49910), (5425, 47932), (7130, 36470), (7294, 35650), (8050, 32302), (9982, 26050), (10420, 24955), (10850, 23966), (11983, 21700), (13025, 19964), (14260, 18235), (14588, 17825), (16100, 16151)]