28210120850

素因数分解:

$2^1\times 5^2\times {\mathrm{89}}^1\times {\mathrm{1217}}^1\times {\mathrm{5209}}^1$

素因数の和:6527

約数の個数: 48

約数和(自身を含む): 53114178600

約数和(自身を除く): 24904057750

約数列:

[1, 2, 5, 10, 25, 50, 89, 178, 445, 890, 1217, 2225, 2434, 4450, 5209, 6085, 10418, 12170, 26045, 30425, 52090, 60850, 108313, 130225, 216626, 260450, 463601, 541565, 927202, 1083130, 2318005, 2707825, 4636010, 5415650, 6339353, 11590025, 12678706, 23180050, 31696765, 63393530, 158483825, 316967650, 564202417, 1128404834, 2821012085, 5642024170, 14105060425, 28210120850]

約数ペア:

[(1, 28210120850), (2, 14105060425), (5, 5642024170), (10, 2821012085), (25, 1128404834), (50, 564202417), (89, 316967650), (178, 158483825), (445, 63393530), (890, 31696765), (1217, 23180050), (2225, 12678706), (2434, 11590025), (4450, 6339353), (5209, 5415650), (6085, 4636010), (10418, 2707825), (12170, 2318005), (26045, 1083130), (30425, 927202), (52090, 541565), (60850, 463601), (108313, 260450), (130225, 216626)]