28934750

素因数分解:

$2^1\times 5^3\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{307}}^1$

素因数の和:366

約数の個数: 64

約数和(自身を含む): 60540480

約数和(自身を除く): 31605730

約数列:

[1, 2, 5, 10, 13, 25, 26, 29, 50, 58, 65, 125, 130, 145, 250, 290, 307, 325, 377, 614, 650, 725, 754, 1450, 1535, 1625, 1885, 3070, 3250, 3625, 3770, 3991, 7250, 7675, 7982, 8903, 9425, 15350, 17806, 18850, 19955, 38375, 39910, 44515, 47125, 76750, 89030, 94250, 99775, 115739, 199550, 222575, 231478, 445150, 498875, 578695, 997750, 1112875, 1157390, 2225750, 2893475, 5786950, 14467375, 28934750]

約数ペア:

[(1, 28934750), (2, 14467375), (5, 5786950), (10, 2893475), (13, 2225750), (25, 1157390), (26, 1112875), (29, 997750), (50, 578695), (58, 498875), (65, 445150), (125, 231478), (130, 222575), (145, 199550), (250, 115739), (290, 99775), (307, 94250), (325, 89030), (377, 76750), (614, 47125), (650, 44515), (725, 39910), (754, 38375), (1450, 19955), (1535, 18850), (1625, 17806), (1885, 15350), (3070, 9425), (3250, 8903), (3625, 7982), (3770, 7675), (3991, 7250)]