28840850

素因数分解:

$2^1\times 5^2\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{809}}^1$

素因数の和:875

約数の個数: 48

約数和(自身を含む): 57853440

約数和(自身を除く): 29012590

約数列:

[1, 2, 5, 10, 23, 25, 31, 46, 50, 62, 115, 155, 230, 310, 575, 713, 775, 809, 1150, 1426, 1550, 1618, 3565, 4045, 7130, 8090, 17825, 18607, 20225, 25079, 35650, 37214, 40450, 50158, 93035, 125395, 186070, 250790, 465175, 576817, 626975, 930350, 1153634, 1253950, 2884085, 5768170, 14420425, 28840850]

約数ペア:

[(1, 28840850), (2, 14420425), (5, 5768170), (10, 2884085), (23, 1253950), (25, 1153634), (31, 930350), (46, 626975), (50, 576817), (62, 465175), (115, 250790), (155, 186070), (230, 125395), (310, 93035), (575, 50158), (713, 40450), (775, 37214), (809, 35650), (1150, 25079), (1426, 20225), (1550, 18607), (1618, 17825), (3565, 8090), (4045, 7130)]