40178655

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{47}}^1\times {\mathrm{157}}^1$

素因数の和:237

約数の個数: 72

約数和(自身を含む): 78676416

約数和(自身を除く): 38497761

約数列:

[1, 3, 5, 9, 11, 15, 33, 45, 47, 55, 99, 121, 141, 157, 165, 235, 363, 423, 471, 495, 517, 605, 705, 785, 1089, 1413, 1551, 1727, 1815, 2115, 2355, 2585, 4653, 5181, 5445, 5687, 7065, 7379, 7755, 8635, 15543, 17061, 18997, 22137, 23265, 25905, 28435, 36895, 51183, 56991, 66411, 77715, 81169, 85305, 94985, 110685, 170973, 243507, 255915, 284955, 332055, 405845, 730521, 854865, 892859, 1217535, 2678577, 3652605, 4464295, 8035731, 13392885, 40178655]

約数ペア:

[(1, 40178655), (3, 13392885), (5, 8035731), (9, 4464295), (11, 3652605), (15, 2678577), (33, 1217535), (45, 892859), (47, 854865), (55, 730521), (99, 405845), (121, 332055), (141, 284955), (157, 255915), (165, 243507), (235, 170973), (363, 110685), (423, 94985), (471, 85305), (495, 81169), (517, 77715), (605, 66411), (705, 56991), (785, 51183), (1089, 36895), (1413, 28435), (1551, 25905), (1727, 23265), (1815, 22137), (2115, 18997), (2355, 17061), (2585, 15543), (4653, 8635), (5181, 7755), (5445, 7379), (5687, 7065)]