169920400

素因数分解:

$2^4\times 5^2\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{797}}^1$

素因数の和:869

約数の個数: 120

約数和(自身を含む): 450924264

約数和(自身を除く): 281003864

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 40, 41, 50, 52, 65, 80, 82, 100, 104, 130, 164, 200, 205, 208, 260, 325, 328, 400, 410, 520, 533, 650, 656, 797, 820, 1025, 1040, 1066, 1300, 1594, 1640, 2050, 2132, 2600, 2665, 3188, 3280, 3985, 4100, 4264, 5200, 5330, 6376, 7970, 8200, 8528, 10361, 10660, 12752, 13325, 15940, 16400, 19925, 20722, 21320, 26650, 31880, 32677, 39850, 41444, 42640, 51805, 53300, 63760, 65354, 79700, 82888, 103610, 106600, 130708, 159400, 163385, 165776, 207220, 213200, 259025, 261416, 318800, 326770, 414440, 424801, 518050, 522832, 653540, 816925, 828880, 849602, 1036100, 1307080, 1633850, 1699204, 2072200, 2124005, 2614160, 3267700, 3398408, 4144400, 4248010, 6535400, 6796816, 8496020, 10620025, 13070800, 16992040, 21240050, 33984080, 42480100, 84960200, 169920400]

約数ペア:

[(1, 169920400), (2, 84960200), (4, 42480100), (5, 33984080), (8, 21240050), (10, 16992040), (13, 13070800), (16, 10620025), (20, 8496020), (25, 6796816), (26, 6535400), (40, 4248010), (41, 4144400), (50, 3398408), (52, 3267700), (65, 2614160), (80, 2124005), (82, 2072200), (100, 1699204), (104, 1633850), (130, 1307080), (164, 1036100), (200, 849602), (205, 828880), (208, 816925), (260, 653540), (325, 522832), (328, 518050), (400, 424801), (410, 414440), (520, 326770), (533, 318800), (650, 261416), (656, 259025), (797, 213200), (820, 207220), (1025, 165776), (1040, 163385), (1066, 159400), (1300, 130708), (1594, 106600), (1640, 103610), (2050, 82888), (2132, 79700), (2600, 65354), (2665, 63760), (3188, 53300), (3280, 51805), (3985, 42640), (4100, 41444), (4264, 39850), (5200, 32677), (5330, 31880), (6376, 26650), (7970, 21320), (8200, 20722), (8528, 19925), (10361, 16400), (10660, 15940), (12752, 13325)]