16226950

素因数分解:

$2^1\times 5^2\times {\mathrm{19}}^2\times {\mathrm{29}}^1\times {\mathrm{31}}^1$

素因数の和:110

約数の個数: 72

約数和(自身を含む): 34015680

約数和(自身を除く): 17788730

約数列:

[1, 2, 5, 10, 19, 25, 29, 31, 38, 50, 58, 62, 95, 145, 155, 190, 290, 310, 361, 475, 551, 589, 722, 725, 775, 899, 950, 1102, 1178, 1450, 1550, 1798, 1805, 2755, 2945, 3610, 4495, 5510, 5890, 8990, 9025, 10469, 11191, 13775, 14725, 17081, 18050, 20938, 22382, 22475, 27550, 29450, 34162, 44950, 52345, 55955, 85405, 104690, 111910, 170810, 261725, 279775, 324539, 427025, 523450, 559550, 649078, 854050, 1622695, 3245390, 8113475, 16226950]

約数ペア:

[(1, 16226950), (2, 8113475), (5, 3245390), (10, 1622695), (19, 854050), (25, 649078), (29, 559550), (31, 523450), (38, 427025), (50, 324539), (58, 279775), (62, 261725), (95, 170810), (145, 111910), (155, 104690), (190, 85405), (290, 55955), (310, 52345), (361, 44950), (475, 34162), (551, 29450), (589, 27550), (722, 22475), (725, 22382), (775, 20938), (899, 18050), (950, 17081), (1102, 14725), (1178, 13775), (1450, 11191), (1550, 10469), (1798, 9025), (1805, 8990), (2755, 5890), (2945, 5510), (3610, 4495)]