221588900

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{7411}}^1$

素因数の和:7461

約数の個数: 72

約数和(自身を含む): 540423744

約数和(自身を除く): 318834844

約数列:

[1, 2, 4, 5, 10, 13, 20, 23, 25, 26, 46, 50, 52, 65, 92, 100, 115, 130, 230, 260, 299, 325, 460, 575, 598, 650, 1150, 1196, 1300, 1495, 2300, 2990, 5980, 7411, 7475, 14822, 14950, 29644, 29900, 37055, 74110, 96343, 148220, 170453, 185275, 192686, 340906, 370550, 385372, 481715, 681812, 741100, 852265, 963430, 1704530, 1926860, 2215889, 2408575, 3409060, 4261325, 4431778, 4817150, 8522650, 8863556, 9634300, 11079445, 17045300, 22158890, 44317780, 55397225, 110794450, 221588900]

約数ペア:

[(1, 221588900), (2, 110794450), (4, 55397225), (5, 44317780), (10, 22158890), (13, 17045300), (20, 11079445), (23, 9634300), (25, 8863556), (26, 8522650), (46, 4817150), (50, 4431778), (52, 4261325), (65, 3409060), (92, 2408575), (100, 2215889), (115, 1926860), (130, 1704530), (230, 963430), (260, 852265), (299, 741100), (325, 681812), (460, 481715), (575, 385372), (598, 370550), (650, 340906), (1150, 192686), (1196, 185275), (1300, 170453), (1495, 148220), (2300, 96343), (2990, 74110), (5980, 37055), (7411, 29900), (7475, 29644), (14822, 14950)]