901318340

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{197}}^1\times {\mathrm{17597}}^1$

素因数の和:17816

約数の個数: 48

約数和(自身を含む): 2048829552

約数和(自身を除く): 1147511212

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 197, 260, 394, 788, 985, 1970, 2561, 3940, 5122, 10244, 12805, 17597, 25610, 35194, 51220, 70388, 87985, 175970, 228761, 351940, 457522, 915044, 1143805, 2287610, 3466609, 4575220, 6933218, 13866436, 17333045, 34666090, 45065917, 69332180, 90131834, 180263668, 225329585, 450659170, 901318340]

約数ペア:

[(1, 901318340), (2, 450659170), (4, 225329585), (5, 180263668), (10, 90131834), (13, 69332180), (20, 45065917), (26, 34666090), (52, 17333045), (65, 13866436), (130, 6933218), (197, 4575220), (260, 3466609), (394, 2287610), (788, 1143805), (985, 915044), (1970, 457522), (2561, 351940), (3940, 228761), (5122, 175970), (10244, 87985), (12805, 70388), (17597, 51220), (25610, 35194)]