80430320

素因数分解:

$2^4\times 5^1\times {\mathrm{83}}^1\times {\mathrm{12113}}^1$

素因数の和:12209

約数の個数: 40

約数和(自身を含む): 189269136

約数和(自身を除く): 108838816

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 83, 166, 332, 415, 664, 830, 1328, 1660, 3320, 6640, 12113, 24226, 48452, 60565, 96904, 121130, 193808, 242260, 484520, 969040, 1005379, 2010758, 4021516, 5026895, 8043032, 10053790, 16086064, 20107580, 40215160, 80430320]

約数ペア:

[(1, 80430320), (2, 40215160), (4, 20107580), (5, 16086064), (8, 10053790), (10, 8043032), (16, 5026895), (20, 4021516), (40, 2010758), (80, 1005379), (83, 969040), (166, 484520), (332, 242260), (415, 193808), (664, 121130), (830, 96904), (1328, 60565), (1660, 48452), (3320, 24226), (6640, 12113)]