87851970

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{181}}^1\times {\mathrm{5393}}^1$

素因数の和:5587

約数の個数: 48

約数和(自身を含む): 229719672

約数和(自身を除く): 141867702

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 181, 362, 543, 905, 1086, 1629, 1810, 2715, 3258, 5393, 5430, 8145, 10786, 16179, 16290, 26965, 32358, 48537, 53930, 80895, 97074, 161790, 242685, 485370, 976133, 1952266, 2928399, 4880665, 5856798, 8785197, 9761330, 14641995, 17570394, 29283990, 43925985, 87851970]

約数ペア:

[(1, 87851970), (2, 43925985), (3, 29283990), (5, 17570394), (6, 14641995), (9, 9761330), (10, 8785197), (15, 5856798), (18, 4880665), (30, 2928399), (45, 1952266), (90, 976133), (181, 485370), (362, 242685), (543, 161790), (905, 97074), (1086, 80895), (1629, 53930), (1810, 48537), (2715, 32358), (3258, 26965), (5393, 16290), (5430, 16179), (8145, 10786)]