64908090

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{1913}}^1$

素因数の和:1968

約数の個数: 96

約数和(自身を含む): 188107920

約数和(自身を除く): 123199830

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 29, 30, 39, 45, 58, 65, 78, 87, 90, 117, 130, 145, 174, 195, 234, 261, 290, 377, 390, 435, 522, 585, 754, 870, 1131, 1170, 1305, 1885, 1913, 2262, 2610, 3393, 3770, 3826, 5655, 5739, 6786, 9565, 11310, 11478, 16965, 17217, 19130, 24869, 28695, 33930, 34434, 49738, 55477, 57390, 74607, 86085, 110954, 124345, 149214, 166431, 172170, 223821, 248690, 277385, 332862, 373035, 447642, 499293, 554770, 721201, 746070, 832155, 998586, 1119105, 1442402, 1664310, 2163603, 2238210, 2496465, 3606005, 4327206, 4992930, 6490809, 7212010, 10818015, 12981618, 21636030, 32454045, 64908090]

約数ペア:

[(1, 64908090), (2, 32454045), (3, 21636030), (5, 12981618), (6, 10818015), (9, 7212010), (10, 6490809), (13, 4992930), (15, 4327206), (18, 3606005), (26, 2496465), (29, 2238210), (30, 2163603), (39, 1664310), (45, 1442402), (58, 1119105), (65, 998586), (78, 832155), (87, 746070), (90, 721201), (117, 554770), (130, 499293), (145, 447642), (174, 373035), (195, 332862), (234, 277385), (261, 248690), (290, 223821), (377, 172170), (390, 166431), (435, 149214), (522, 124345), (585, 110954), (754, 86085), (870, 74607), (1131, 57390), (1170, 55477), (1305, 49738), (1885, 34434), (1913, 33930), (2262, 28695), (2610, 24869), (3393, 19130), (3770, 17217), (3826, 16965), (5655, 11478), (5739, 11310), (6786, 9565)]