82409004

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{211}}^1\times {\mathrm{571}}^1$

素因数の和:811

約数の個数: 72

約数和(自身を含む): 220700480

約数和(自身を除く): 138291476

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 36, 38, 57, 76, 114, 171, 211, 228, 342, 422, 571, 633, 684, 844, 1142, 1266, 1713, 1899, 2284, 2532, 3426, 3798, 4009, 5139, 6852, 7596, 8018, 10278, 10849, 12027, 16036, 20556, 21698, 24054, 32547, 36081, 43396, 48108, 65094, 72162, 97641, 120481, 130188, 144324, 195282, 240962, 361443, 390564, 481924, 722886, 1084329, 1445772, 2168658, 2289139, 4337316, 4578278, 6867417, 9156556, 13734834, 20602251, 27469668, 41204502, 82409004]

約数ペア:

[(1, 82409004), (2, 41204502), (3, 27469668), (4, 20602251), (6, 13734834), (9, 9156556), (12, 6867417), (18, 4578278), (19, 4337316), (36, 2289139), (38, 2168658), (57, 1445772), (76, 1084329), (114, 722886), (171, 481924), (211, 390564), (228, 361443), (342, 240962), (422, 195282), (571, 144324), (633, 130188), (684, 120481), (844, 97641), (1142, 72162), (1266, 65094), (1713, 48108), (1899, 43396), (2284, 36081), (2532, 32547), (3426, 24054), (3798, 21698), (4009, 20556), (5139, 16036), (6852, 12027), (7596, 10849), (8018, 10278)]