631531520

素因数分解:

$2^{11}\times 5^1\times {\mathrm{61673}}^1$

素因数の和:61700

約数の個数: 48

約数和(自身を含む): 1515330180

約数和(自身を除く): 883798660

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 1024, 1280, 2048, 2560, 5120, 10240, 61673, 123346, 246692, 308365, 493384, 616730, 986768, 1233460, 1973536, 2466920, 3947072, 4933840, 7894144, 9867680, 15788288, 19735360, 31576576, 39470720, 63153152, 78941440, 126306304, 157882880, 315765760, 631531520]

約数ペア:

[(1, 631531520), (2, 315765760), (4, 157882880), (5, 126306304), (8, 78941440), (10, 63153152), (16, 39470720), (20, 31576576), (32, 19735360), (40, 15788288), (64, 9867680), (80, 7894144), (128, 4933840), (160, 3947072), (256, 2466920), (320, 1973536), (512, 1233460), (640, 986768), (1024, 616730), (1280, 493384), (2048, 308365), (2560, 246692), (5120, 123346), (10240, 61673)]