87475900

素因数分解:

$2^2\times 5^2\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{521}}^1$

素因数の和:631

約数の個数: 72

約数和(自身を含む): 201174624

約数和(自身を除く): 113698724

約数列:

[1, 2, 4, 5, 10, 20, 23, 25, 46, 50, 73, 92, 100, 115, 146, 230, 292, 365, 460, 521, 575, 730, 1042, 1150, 1460, 1679, 1825, 2084, 2300, 2605, 3358, 3650, 5210, 6716, 7300, 8395, 10420, 11983, 13025, 16790, 23966, 26050, 33580, 38033, 41975, 47932, 52100, 59915, 76066, 83950, 119830, 152132, 167900, 190165, 239660, 299575, 380330, 599150, 760660, 874759, 950825, 1198300, 1749518, 1901650, 3499036, 3803300, 4373795, 8747590, 17495180, 21868975, 43737950, 87475900]

約数ペア:

[(1, 87475900), (2, 43737950), (4, 21868975), (5, 17495180), (10, 8747590), (20, 4373795), (23, 3803300), (25, 3499036), (46, 1901650), (50, 1749518), (73, 1198300), (92, 950825), (100, 874759), (115, 760660), (146, 599150), (230, 380330), (292, 299575), (365, 239660), (460, 190165), (521, 167900), (575, 152132), (730, 119830), (1042, 83950), (1150, 76066), (1460, 59915), (1679, 52100), (1825, 47932), (2084, 41975), (2300, 38033), (2605, 33580), (3358, 26050), (3650, 23966), (5210, 16790), (6716, 13025), (7300, 11983), (8395, 10420)]