97780725

素因数分解:

$3^2\times 5^2\times 7^4\times {\mathrm{181}}^1$

素因数の和:225

約数の個数: 90

約数和(自身を含む): 205442146

約数和(自身を除く): 107661421

約数列:

[1, 3, 5, 7, 9, 15, 21, 25, 35, 45, 49, 63, 75, 105, 147, 175, 181, 225, 245, 315, 343, 441, 525, 543, 735, 905, 1029, 1225, 1267, 1575, 1629, 1715, 2205, 2401, 2715, 3087, 3675, 3801, 4525, 5145, 6335, 7203, 8145, 8575, 8869, 11025, 11403, 12005, 13575, 15435, 19005, 21609, 25725, 26607, 31675, 36015, 40725, 44345, 57015, 60025, 62083, 77175, 79821, 95025, 108045, 133035, 180075, 186249, 221725, 285075, 310415, 399105, 434581, 540225, 558747, 665175, 931245, 1303743, 1552075, 1995525, 2172905, 2793735, 3911229, 4656225, 6518715, 10864525, 13968675, 19556145, 32593575, 97780725]

約数ペア:

[(1, 97780725), (3, 32593575), (5, 19556145), (7, 13968675), (9, 10864525), (15, 6518715), (21, 4656225), (25, 3911229), (35, 2793735), (45, 2172905), (49, 1995525), (63, 1552075), (75, 1303743), (105, 931245), (147, 665175), (175, 558747), (181, 540225), (225, 434581), (245, 399105), (315, 310415), (343, 285075), (441, 221725), (525, 186249), (543, 180075), (735, 133035), (905, 108045), (1029, 95025), (1225, 79821), (1267, 77175), (1575, 62083), (1629, 60025), (1715, 57015), (2205, 44345), (2401, 40725), (2715, 36015), (3087, 31675), (3675, 26607), (3801, 25725), (4525, 21609), (5145, 19005), (6335, 15435), (7203, 13575), (8145, 12005), (8575, 11403), (8869, 11025)]