20172849450

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{169591}}^1$

素因数の和:169680

約数の個数: 96

約数和(自身を含む): 54760578432

約数和(自身を除く): 34587728982

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 25, 26, 30, 39, 50, 61, 65, 75, 78, 122, 130, 150, 183, 195, 305, 325, 366, 390, 610, 650, 793, 915, 975, 1525, 1586, 1830, 1950, 2379, 3050, 3965, 4575, 4758, 7930, 9150, 11895, 19825, 23790, 39650, 59475, 118950, 169591, 339182, 508773, 847955, 1017546, 1695910, 2204683, 2543865, 4239775, 4409366, 5087730, 6614049, 8479550, 10345051, 11023415, 12719325, 13228098, 20690102, 22046830, 25438650, 31035153, 33070245, 51725255, 55117075, 62070306, 66140490, 103450510, 110234150, 134485663, 155175765, 165351225, 258626275, 268971326, 310351530, 330702450, 403456989, 517252550, 672428315, 775878825, 806913978, 1344856630, 1551757650, 2017284945, 3362141575, 4034569890, 6724283150, 10086424725, 20172849450]

約数ペア:

[(1, 20172849450), (2, 10086424725), (3, 6724283150), (5, 4034569890), (6, 3362141575), (10, 2017284945), (13, 1551757650), (15, 1344856630), (25, 806913978), (26, 775878825), (30, 672428315), (39, 517252550), (50, 403456989), (61, 330702450), (65, 310351530), (75, 268971326), (78, 258626275), (122, 165351225), (130, 155175765), (150, 134485663), (183, 110234150), (195, 103450510), (305, 66140490), (325, 62070306), (366, 55117075), (390, 51725255), (610, 33070245), (650, 31035153), (793, 25438650), (915, 22046830), (975, 20690102), (1525, 13228098), (1586, 12719325), (1830, 11023415), (1950, 10345051), (2379, 8479550), (3050, 6614049), (3965, 5087730), (4575, 4409366), (4758, 4239775), (7930, 2543865), (9150, 2204683), (11895, 1695910), (19825, 1017546), (23790, 847955), (39650, 508773), (59475, 339182), (118950, 169591)]