7205625

素因数分解:

$3^3\times 5^4\times 7^1\times {\mathrm{61}}^1$

素因数の和:97

約数の個数: 80

約数和(自身を含む): 15495040

約数和(自身を除く): 8289415

約数列:

[1, 3, 5, 7, 9, 15, 21, 25, 27, 35, 45, 61, 63, 75, 105, 125, 135, 175, 183, 189, 225, 305, 315, 375, 427, 525, 549, 625, 675, 875, 915, 945, 1125, 1281, 1525, 1575, 1647, 1875, 2135, 2625, 2745, 3375, 3843, 4375, 4575, 4725, 5625, 6405, 7625, 7875, 8235, 10675, 11529, 13125, 13725, 16875, 19215, 22875, 23625, 32025, 38125, 39375, 41175, 53375, 57645, 68625, 96075, 114375, 118125, 160125, 205875, 266875, 288225, 343125, 480375, 800625, 1029375, 1441125, 2401875, 7205625]

約数ペア:

[(1, 7205625), (3, 2401875), (5, 1441125), (7, 1029375), (9, 800625), (15, 480375), (21, 343125), (25, 288225), (27, 266875), (35, 205875), (45, 160125), (61, 118125), (63, 114375), (75, 96075), (105, 68625), (125, 57645), (135, 53375), (175, 41175), (183, 39375), (189, 38125), (225, 32025), (305, 23625), (315, 22875), (375, 19215), (427, 16875), (525, 13725), (549, 13125), (625, 11529), (675, 10675), (875, 8235), (915, 7875), (945, 7625), (1125, 6405), (1281, 5625), (1525, 4725), (1575, 4575), (1647, 4375), (1875, 3843), (2135, 3375), (2625, 2745)]