38863125

素因数分解:

$3^3\times 5^4\times 7^2\times {\mathrm{47}}^1$

素因数の和:90

約数の個数: 120

約数和(自身を含む): 85472640

約数和(自身を除く): 46609515

約数列:

[1, 3, 5, 7, 9, 15, 21, 25, 27, 35, 45, 47, 49, 63, 75, 105, 125, 135, 141, 147, 175, 189, 225, 235, 245, 315, 329, 375, 423, 441, 525, 625, 675, 705, 735, 875, 945, 987, 1125, 1175, 1225, 1269, 1323, 1575, 1645, 1875, 2115, 2205, 2303, 2625, 2961, 3375, 3525, 3675, 4375, 4725, 4935, 5625, 5875, 6125, 6345, 6615, 6909, 7875, 8225, 8883, 10575, 11025, 11515, 13125, 14805, 16875, 17625, 18375, 20727, 23625, 24675, 29375, 30625, 31725, 33075, 34545, 39375, 41125, 44415, 52875, 55125, 57575, 62181, 74025, 88125, 91875, 103635, 118125, 123375, 158625, 165375, 172725, 205625, 222075, 264375, 275625, 287875, 310905, 370125, 518175, 616875, 793125, 826875, 863625, 1110375, 1439375, 1554525, 1850625, 2590875, 4318125, 5551875, 7772625, 12954375, 38863125]

約数ペア:

[(1, 38863125), (3, 12954375), (5, 7772625), (7, 5551875), (9, 4318125), (15, 2590875), (21, 1850625), (25, 1554525), (27, 1439375), (35, 1110375), (45, 863625), (47, 826875), (49, 793125), (63, 616875), (75, 518175), (105, 370125), (125, 310905), (135, 287875), (141, 275625), (147, 264375), (175, 222075), (189, 205625), (225, 172725), (235, 165375), (245, 158625), (315, 123375), (329, 118125), (375, 103635), (423, 91875), (441, 88125), (525, 74025), (625, 62181), (675, 57575), (705, 55125), (735, 52875), (875, 44415), (945, 41125), (987, 39375), (1125, 34545), (1175, 33075), (1225, 31725), (1269, 30625), (1323, 29375), (1575, 24675), (1645, 23625), (1875, 20727), (2115, 18375), (2205, 17625), (2303, 16875), (2625, 14805), (2961, 13125), (3375, 11515), (3525, 11025), (3675, 10575), (4375, 8883), (4725, 8225), (4935, 7875), (5625, 6909), (5875, 6615), (6125, 6345)]