10500100

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{197}}^1$

素因数の和:265

約数の個数: 72

約数和(自身を含む): 25264008

約数和(自身を除く): 14763908

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 41, 50, 52, 65, 82, 100, 130, 164, 197, 205, 260, 325, 394, 410, 533, 650, 788, 820, 985, 1025, 1066, 1300, 1970, 2050, 2132, 2561, 2665, 3940, 4100, 4925, 5122, 5330, 8077, 9850, 10244, 10660, 12805, 13325, 16154, 19700, 25610, 26650, 32308, 40385, 51220, 53300, 64025, 80770, 105001, 128050, 161540, 201925, 210002, 256100, 403850, 420004, 525005, 807700, 1050010, 2100020, 2625025, 5250050, 10500100]

約数ペア:

[(1, 10500100), (2, 5250050), (4, 2625025), (5, 2100020), (10, 1050010), (13, 807700), (20, 525005), (25, 420004), (26, 403850), (41, 256100), (50, 210002), (52, 201925), (65, 161540), (82, 128050), (100, 105001), (130, 80770), (164, 64025), (197, 53300), (205, 51220), (260, 40385), (325, 32308), (394, 26650), (410, 25610), (533, 19700), (650, 16154), (788, 13325), (820, 12805), (985, 10660), (1025, 10244), (1066, 9850), (1300, 8077), (1970, 5330), (2050, 5122), (2132, 4925), (2561, 4100), (2665, 3940)]