181593100

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{3407}}^1$

素因数の和:3475

約数の個数: 72

約数和(自身を含む): 434847168

約数和(自身を除く): 253254068

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 41, 50, 52, 65, 82, 100, 130, 164, 205, 260, 325, 410, 533, 650, 820, 1025, 1066, 1300, 2050, 2132, 2665, 3407, 4100, 5330, 6814, 10660, 13325, 13628, 17035, 26650, 34070, 44291, 53300, 68140, 85175, 88582, 139687, 170350, 177164, 221455, 279374, 340700, 442910, 558748, 698435, 885820, 1107275, 1396870, 1815931, 2214550, 2793740, 3492175, 3631862, 4429100, 6984350, 7263724, 9079655, 13968700, 18159310, 36318620, 45398275, 90796550, 181593100]

約数ペア:

[(1, 181593100), (2, 90796550), (4, 45398275), (5, 36318620), (10, 18159310), (13, 13968700), (20, 9079655), (25, 7263724), (26, 6984350), (41, 4429100), (50, 3631862), (52, 3492175), (65, 2793740), (82, 2214550), (100, 1815931), (130, 1396870), (164, 1107275), (205, 885820), (260, 698435), (325, 558748), (410, 442910), (533, 340700), (650, 279374), (820, 221455), (1025, 177164), (1066, 170350), (1300, 139687), (2050, 88582), (2132, 85175), (2665, 68140), (3407, 53300), (4100, 44291), (5330, 34070), (6814, 26650), (10660, 17035), (13325, 13628)]