20164511025

素因数分解:

$3^2\times 5^2\times {\mathrm{79}}^1\times {\mathrm{167}}^1\times {\mathrm{6793}}^1$

素因数の和:7055

約数の個数: 72

約数和(自身を含む): 36798478080

約数和(自身を除く): 16633967055

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 79, 167, 225, 237, 395, 501, 711, 835, 1185, 1503, 1975, 2505, 3555, 4175, 5925, 6793, 7515, 12525, 13193, 17775, 20379, 33965, 37575, 39579, 61137, 65965, 101895, 118737, 169825, 197895, 305685, 329825, 509475, 536647, 593685, 989475, 1134431, 1528425, 1609941, 2683235, 2968425, 3403293, 4829823, 5672155, 8049705, 10209879, 13416175, 17016465, 24149115, 28360775, 40248525, 51049395, 85082325, 89620049, 120745575, 255246975, 268860147, 448100245, 806580441, 1344300735, 2240501225, 4032902205, 6721503675, 20164511025]

約数ペア:

[(1, 20164511025), (3, 6721503675), (5, 4032902205), (9, 2240501225), (15, 1344300735), (25, 806580441), (45, 448100245), (75, 268860147), (79, 255246975), (167, 120745575), (225, 89620049), (237, 85082325), (395, 51049395), (501, 40248525), (711, 28360775), (835, 24149115), (1185, 17016465), (1503, 13416175), (1975, 10209879), (2505, 8049705), (3555, 5672155), (4175, 4829823), (5925, 3403293), (6793, 2968425), (7515, 2683235), (12525, 1609941), (13193, 1528425), (17775, 1134431), (20379, 989475), (33965, 593685), (37575, 536647), (39579, 509475), (61137, 329825), (65965, 305685), (101895, 197895), (118737, 169825)]