25602528620

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{1069}}^1\times {\mathrm{38629}}^1$

素因数の和:39738

約数の個数: 48

約数和(自身を含む): 55553030400

約数和(自身を除く): 29950501780

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 1069, 2138, 4276, 5345, 10690, 21380, 33139, 38629, 66278, 77258, 132556, 154516, 165695, 193145, 331390, 386290, 662780, 772580, 1197499, 2394998, 4789996, 5987495, 11974990, 23949980, 41294401, 82588802, 165177604, 206472005, 412944010, 825888020, 1280126431, 2560252862, 5120505724, 6400632155, 12801264310, 25602528620]

約数ペア:

[(1, 25602528620), (2, 12801264310), (4, 6400632155), (5, 5120505724), (10, 2560252862), (20, 1280126431), (31, 825888020), (62, 412944010), (124, 206472005), (155, 165177604), (310, 82588802), (620, 41294401), (1069, 23949980), (2138, 11974990), (4276, 5987495), (5345, 4789996), (10690, 2394998), (21380, 1197499), (33139, 772580), (38629, 662780), (66278, 386290), (77258, 331390), (132556, 193145), (154516, 165695)]