51564630

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{1213}}^1$

素因数の和:1345

約数の個数: 64

約数和(自身を含む): 134608320

約数和(自身を除く): 83043690

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 109, 130, 195, 218, 327, 390, 545, 654, 1090, 1213, 1417, 1635, 2426, 2834, 3270, 3639, 4251, 6065, 7085, 7278, 8502, 12130, 14170, 15769, 18195, 21255, 31538, 36390, 42510, 47307, 78845, 94614, 132217, 157690, 236535, 264434, 396651, 473070, 661085, 793302, 1322170, 1718821, 1983255, 3437642, 3966510, 5156463, 8594105, 10312926, 17188210, 25782315, 51564630]

約数ペア:

[(1, 51564630), (2, 25782315), (3, 17188210), (5, 10312926), (6, 8594105), (10, 5156463), (13, 3966510), (15, 3437642), (26, 1983255), (30, 1718821), (39, 1322170), (65, 793302), (78, 661085), (109, 473070), (130, 396651), (195, 264434), (218, 236535), (327, 157690), (390, 132217), (545, 94614), (654, 78845), (1090, 47307), (1213, 42510), (1417, 36390), (1635, 31538), (2426, 21255), (2834, 18195), (3270, 15769), (3639, 14170), (4251, 12130), (6065, 8502), (7085, 7278)]