37531390

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{139}}^1$

素因数の和:257

約数の個数: 64

約数和(自身を含む): 76769280

約数和(自身を除く): 39237890

約数列:

[1, 2, 5, 10, 13, 26, 31, 62, 65, 67, 130, 134, 139, 155, 278, 310, 335, 403, 670, 695, 806, 871, 1390, 1742, 1807, 2015, 2077, 3614, 4030, 4154, 4309, 4355, 8618, 8710, 9035, 9313, 10385, 18070, 18626, 20770, 21545, 27001, 43090, 46565, 54002, 56017, 93130, 112034, 121069, 135005, 242138, 270010, 280085, 288703, 560170, 577406, 605345, 1210690, 1443515, 2887030, 3753139, 7506278, 18765695, 37531390]

約数ペア:

[(1, 37531390), (2, 18765695), (5, 7506278), (10, 3753139), (13, 2887030), (26, 1443515), (31, 1210690), (62, 605345), (65, 577406), (67, 560170), (130, 288703), (134, 280085), (139, 270010), (155, 242138), (278, 135005), (310, 121069), (335, 112034), (403, 93130), (670, 56017), (695, 54002), (806, 46565), (871, 43090), (1390, 27001), (1742, 21545), (1807, 20770), (2015, 18626), (2077, 18070), (3614, 10385), (4030, 9313), (4154, 9035), (4309, 8710), (4355, 8618)]