61220355

素因数分解:

$3^1\times 5^1\times 7^3\times {\mathrm{73}}^1\times {\mathrm{163}}^1$

素因数の和:265

約数の個数: 64

約数和(自身を含む): 116505600

約数和(自身を除く): 55285245

約数列:

[1, 3, 5, 7, 15, 21, 35, 49, 73, 105, 147, 163, 219, 245, 343, 365, 489, 511, 735, 815, 1029, 1095, 1141, 1533, 1715, 2445, 2555, 3423, 3577, 5145, 5705, 7665, 7987, 10731, 11899, 17115, 17885, 23961, 25039, 35697, 39935, 53655, 55909, 59495, 75117, 83293, 119805, 125195, 167727, 178485, 249879, 279545, 375585, 416465, 583051, 838635, 1249395, 1749153, 2915255, 4081357, 8745765, 12244071, 20406785, 61220355]

約数ペア:

[(1, 61220355), (3, 20406785), (5, 12244071), (7, 8745765), (15, 4081357), (21, 2915255), (35, 1749153), (49, 1249395), (73, 838635), (105, 583051), (147, 416465), (163, 375585), (219, 279545), (245, 249879), (343, 178485), (365, 167727), (489, 125195), (511, 119805), (735, 83293), (815, 75117), (1029, 59495), (1095, 55909), (1141, 53655), (1533, 39935), (1715, 35697), (2445, 25039), (2555, 23961), (3423, 17885), (3577, 17115), (5145, 11899), (5705, 10731), (7665, 7987)]