42156640

素因数分解:

$2^5\times 5^1\times {\mathrm{173}}^1\times {\mathrm{1523}}^1$

素因数の和:1711

約数の個数: 48

約数和(自身を含む): 100236528

約数和(自身を除く): 58079888

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 173, 346, 692, 865, 1384, 1523, 1730, 2768, 3046, 3460, 5536, 6092, 6920, 7615, 12184, 13840, 15230, 24368, 27680, 30460, 48736, 60920, 121840, 243680, 263479, 526958, 1053916, 1317395, 2107832, 2634790, 4215664, 5269580, 8431328, 10539160, 21078320, 42156640]

約数ペア:

[(1, 42156640), (2, 21078320), (4, 10539160), (5, 8431328), (8, 5269580), (10, 4215664), (16, 2634790), (20, 2107832), (32, 1317395), (40, 1053916), (80, 526958), (160, 263479), (173, 243680), (346, 121840), (692, 60920), (865, 48736), (1384, 30460), (1523, 27680), (1730, 24368), (2768, 15230), (3046, 13840), (3460, 12184), (5536, 7615), (6092, 6920)]