80456673320

素因数分解:

$2^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{1381}}^1\times {\mathrm{27481}}^1$

素因数の和:28926

約数の個数: 64

約数和(自身を含む): 184583402640

約数和(自身を除く): 104126729320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 53, 106, 212, 265, 424, 530, 1060, 1381, 2120, 2762, 5524, 6905, 11048, 13810, 27481, 27620, 54962, 55240, 73193, 109924, 137405, 146386, 219848, 274810, 292772, 365965, 549620, 585544, 731930, 1099240, 1456493, 1463860, 2912986, 2927720, 5825972, 7282465, 11651944, 14564930, 29129860, 37951261, 58259720, 75902522, 151805044, 189756305, 303610088, 379512610, 759025220, 1518050440, 2011416833, 4022833666, 8045667332, 10057084165, 16091334664, 20114168330, 40228336660, 80456673320]

約数ペア:

[(1, 80456673320), (2, 40228336660), (4, 20114168330), (5, 16091334664), (8, 10057084165), (10, 8045667332), (20, 4022833666), (40, 2011416833), (53, 1518050440), (106, 759025220), (212, 379512610), (265, 303610088), (424, 189756305), (530, 151805044), (1060, 75902522), (1381, 58259720), (2120, 37951261), (2762, 29129860), (5524, 14564930), (6905, 11651944), (11048, 7282465), (13810, 5825972), (27481, 2927720), (27620, 2912986), (54962, 1463860), (55240, 1456493), (73193, 1099240), (109924, 731930), (137405, 585544), (146386, 549620), (219848, 365965), (274810, 292772)]