28966090

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1$

素因数の和:175

約数の個数: 64

約数和(自身を含む): 57480192

約数和(自身を除く): 28514102

約数列:

[1, 2, 5, 10, 31, 41, 43, 53, 62, 82, 86, 106, 155, 205, 215, 265, 310, 410, 430, 530, 1271, 1333, 1643, 1763, 2173, 2279, 2542, 2666, 3286, 3526, 4346, 4558, 6355, 6665, 8215, 8815, 10865, 11395, 12710, 13330, 16430, 17630, 21730, 22790, 54653, 67363, 70649, 93439, 109306, 134726, 141298, 186878, 273265, 336815, 353245, 467195, 546530, 673630, 706490, 934390, 2896609, 5793218, 14483045, 28966090]

約数ペア:

[(1, 28966090), (2, 14483045), (5, 5793218), (10, 2896609), (31, 934390), (41, 706490), (43, 673630), (53, 546530), (62, 467195), (82, 353245), (86, 336815), (106, 273265), (155, 186878), (205, 141298), (215, 134726), (265, 109306), (310, 93439), (410, 70649), (430, 67363), (530, 54653), (1271, 22790), (1333, 21730), (1643, 17630), (1763, 16430), (2173, 13330), (2279, 12710), (2542, 11395), (2666, 10865), (3286, 8815), (3526, 8215), (4346, 6665), (4558, 6355)]