38206875

素因数分解:

$3^1\times 5^4\times 7^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1$

素因数の和:142

約数の個数: 80

約数和(自身を含む): 75575808

約数和(自身を除く): 37368933

約数列:

[1, 3, 5, 7, 15, 21, 25, 35, 41, 71, 75, 105, 123, 125, 175, 205, 213, 287, 355, 375, 497, 525, 615, 625, 861, 875, 1025, 1065, 1435, 1491, 1775, 1875, 2485, 2625, 2911, 3075, 4305, 4375, 5125, 5325, 7175, 7455, 8733, 8875, 12425, 13125, 14555, 15375, 20377, 21525, 25625, 26625, 35875, 37275, 43665, 44375, 61131, 62125, 72775, 76875, 101885, 107625, 133125, 179375, 186375, 218325, 305655, 310625, 363875, 509425, 538125, 931875, 1091625, 1528275, 1819375, 2547125, 5458125, 7641375, 12735625, 38206875]

約数ペア:

[(1, 38206875), (3, 12735625), (5, 7641375), (7, 5458125), (15, 2547125), (21, 1819375), (25, 1528275), (35, 1091625), (41, 931875), (71, 538125), (75, 509425), (105, 363875), (123, 310625), (125, 305655), (175, 218325), (205, 186375), (213, 179375), (287, 133125), (355, 107625), (375, 101885), (497, 76875), (525, 72775), (615, 62125), (625, 61131), (861, 44375), (875, 43665), (1025, 37275), (1065, 35875), (1435, 26625), (1491, 25625), (1775, 21525), (1875, 20377), (2485, 15375), (2625, 14555), (2911, 13125), (3075, 12425), (4305, 8875), (4375, 8733), (5125, 7455), (5325, 7175)]