66072500

素因数分解:

$2^2\times 5^4\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{107}}^1$

素因数の和:163

約数の個数: 120

約数和(自身を含む): 165322080

約数和(自身を除く): 99249580

約数列:

[1, 2, 4, 5, 10, 13, 19, 20, 25, 26, 38, 50, 52, 65, 76, 95, 100, 107, 125, 130, 190, 214, 247, 250, 260, 325, 380, 428, 475, 494, 500, 535, 625, 650, 950, 988, 1070, 1235, 1250, 1300, 1391, 1625, 1900, 2033, 2140, 2375, 2470, 2500, 2675, 2782, 3250, 4066, 4750, 4940, 5350, 5564, 6175, 6500, 6955, 8125, 8132, 9500, 10165, 10700, 11875, 12350, 13375, 13910, 16250, 20330, 23750, 24700, 26429, 26750, 27820, 30875, 32500, 34775, 40660, 47500, 50825, 52858, 53500, 61750, 66875, 69550, 101650, 105716, 123500, 132145, 133750, 139100, 154375, 173875, 203300, 254125, 264290, 267500, 308750, 347750, 508250, 528580, 617500, 660725, 695500, 869375, 1016500, 1270625, 1321450, 1738750, 2541250, 2642900, 3303625, 3477500, 5082500, 6607250, 13214500, 16518125, 33036250, 66072500]

約数ペア:

[(1, 66072500), (2, 33036250), (4, 16518125), (5, 13214500), (10, 6607250), (13, 5082500), (19, 3477500), (20, 3303625), (25, 2642900), (26, 2541250), (38, 1738750), (50, 1321450), (52, 1270625), (65, 1016500), (76, 869375), (95, 695500), (100, 660725), (107, 617500), (125, 528580), (130, 508250), (190, 347750), (214, 308750), (247, 267500), (250, 264290), (260, 254125), (325, 203300), (380, 173875), (428, 154375), (475, 139100), (494, 133750), (500, 132145), (535, 123500), (625, 105716), (650, 101650), (950, 69550), (988, 66875), (1070, 61750), (1235, 53500), (1250, 52858), (1300, 50825), (1391, 47500), (1625, 40660), (1900, 34775), (2033, 32500), (2140, 30875), (2375, 27820), (2470, 26750), (2500, 26429), (2675, 24700), (2782, 23750), (3250, 20330), (4066, 16250), (4750, 13910), (4940, 13375), (5350, 12350), (5564, 11875), (6175, 10700), (6500, 10165), (6955, 9500), (8125, 8132)]