1897101265

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{97}}^1\times {\mathrm{229}}^1$

素因数の和:410

約数の個数: 64

約数和(自身を含む): 2596608000

約数和(自身を除く): 699506735

約数列:

[1, 5, 19, 29, 31, 95, 97, 145, 155, 229, 485, 551, 589, 899, 1145, 1843, 2755, 2813, 2945, 3007, 4351, 4495, 6641, 7099, 9215, 14065, 15035, 17081, 21755, 22213, 33205, 35495, 53447, 57133, 85405, 87203, 111065, 126179, 134881, 205871, 267235, 285665, 422047, 436015, 630895, 644177, 674405, 688603, 1029355, 1656857, 2110235, 3220885, 3443015, 3911549, 8284285, 12239363, 13083457, 19557745, 19969487, 61196815, 65417285, 99847435, 379420253, 1897101265]

約数ペア:

[(1, 1897101265), (5, 379420253), (19, 99847435), (29, 65417285), (31, 61196815), (95, 19969487), (97, 19557745), (145, 13083457), (155, 12239363), (229, 8284285), (485, 3911549), (551, 3443015), (589, 3220885), (899, 2110235), (1145, 1656857), (1843, 1029355), (2755, 688603), (2813, 674405), (2945, 644177), (3007, 630895), (4351, 436015), (4495, 422047), (6641, 285665), (7099, 267235), (9215, 205871), (14065, 134881), (15035, 126179), (17081, 111065), (21755, 87203), (22213, 85405), (33205, 57133), (35495, 53447)]