80901760

素因数分解:

$2^7\times 5^1\times {\mathrm{83}}^1\times {\mathrm{1523}}^1$

素因数の和:1625

約数の個数: 64

約数和(自身を含む): 195864480

約数和(自身を除く): 114962720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 83, 128, 160, 166, 320, 332, 415, 640, 664, 830, 1328, 1523, 1660, 2656, 3046, 3320, 5312, 6092, 6640, 7615, 10624, 12184, 13280, 15230, 24368, 26560, 30460, 48736, 53120, 60920, 97472, 121840, 126409, 194944, 243680, 252818, 487360, 505636, 632045, 974720, 1011272, 1264090, 2022544, 2528180, 4045088, 5056360, 8090176, 10112720, 16180352, 20225440, 40450880, 80901760]

約数ペア:

[(1, 80901760), (2, 40450880), (4, 20225440), (5, 16180352), (8, 10112720), (10, 8090176), (16, 5056360), (20, 4045088), (32, 2528180), (40, 2022544), (64, 1264090), (80, 1011272), (83, 974720), (128, 632045), (160, 505636), (166, 487360), (320, 252818), (332, 243680), (415, 194944), (640, 126409), (664, 121840), (830, 97472), (1328, 60920), (1523, 53120), (1660, 48736), (2656, 30460), (3046, 26560), (3320, 24368), (5312, 15230), (6092, 13280), (6640, 12184), (7615, 10624)]