9973100

素因数分解:

$2^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{181}}^1$

素因数の和:243

約数の個数: 72

約数和(自身を含む): 23696400

約数和(自身を除く): 13723300

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 29, 38, 50, 58, 76, 95, 100, 116, 145, 181, 190, 290, 362, 380, 475, 551, 580, 724, 725, 905, 950, 1102, 1450, 1810, 1900, 2204, 2755, 2900, 3439, 3620, 4525, 5249, 5510, 6878, 9050, 10498, 11020, 13756, 13775, 17195, 18100, 20996, 26245, 27550, 34390, 52490, 55100, 68780, 85975, 99731, 104980, 131225, 171950, 199462, 262450, 343900, 398924, 498655, 524900, 997310, 1994620, 2493275, 4986550, 9973100]

約数ペア:

[(1, 9973100), (2, 4986550), (4, 2493275), (5, 1994620), (10, 997310), (19, 524900), (20, 498655), (25, 398924), (29, 343900), (38, 262450), (50, 199462), (58, 171950), (76, 131225), (95, 104980), (100, 99731), (116, 85975), (145, 68780), (181, 55100), (190, 52490), (290, 34390), (362, 27550), (380, 26245), (475, 20996), (551, 18100), (580, 17195), (724, 13775), (725, 13756), (905, 11020), (950, 10498), (1102, 9050), (1450, 6878), (1810, 5510), (1900, 5249), (2204, 4525), (2755, 3620), (2900, 3439)]