71107500

素因数分解:

$2^2\times 3^1\times 5^4\times {\mathrm{19}}^1\times {\mathrm{499}}^1$

素因数の和:545

約数の個数: 120

約数和(自身を含む): 218680000

約数和(自身を除く): 147572500

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 25, 30, 38, 50, 57, 60, 75, 76, 95, 100, 114, 125, 150, 190, 228, 250, 285, 300, 375, 380, 475, 499, 500, 570, 625, 750, 950, 998, 1140, 1250, 1425, 1497, 1500, 1875, 1900, 1996, 2375, 2495, 2500, 2850, 2994, 3750, 4750, 4990, 5700, 5988, 7125, 7485, 7500, 9481, 9500, 9980, 11875, 12475, 14250, 14970, 18962, 23750, 24950, 28443, 28500, 29940, 35625, 37425, 37924, 47405, 47500, 49900, 56886, 62375, 71250, 74850, 94810, 113772, 124750, 142215, 142500, 149700, 187125, 189620, 237025, 249500, 284430, 311875, 374250, 474050, 568860, 623750, 711075, 748500, 935625, 948100, 1185125, 1247500, 1422150, 1871250, 2370250, 2844300, 3555375, 3742500, 4740500, 5925625, 7110750, 11851250, 14221500, 17776875, 23702500, 35553750, 71107500]

約数ペア:

[(1, 71107500), (2, 35553750), (3, 23702500), (4, 17776875), (5, 14221500), (6, 11851250), (10, 7110750), (12, 5925625), (15, 4740500), (19, 3742500), (20, 3555375), (25, 2844300), (30, 2370250), (38, 1871250), (50, 1422150), (57, 1247500), (60, 1185125), (75, 948100), (76, 935625), (95, 748500), (100, 711075), (114, 623750), (125, 568860), (150, 474050), (190, 374250), (228, 311875), (250, 284430), (285, 249500), (300, 237025), (375, 189620), (380, 187125), (475, 149700), (499, 142500), (500, 142215), (570, 124750), (625, 113772), (750, 94810), (950, 74850), (998, 71250), (1140, 62375), (1250, 56886), (1425, 49900), (1497, 47500), (1500, 47405), (1875, 37924), (1900, 37425), (1996, 35625), (2375, 29940), (2495, 28500), (2500, 28443), (2850, 24950), (2994, 23750), (3750, 18962), (4750, 14970), (4990, 14250), (5700, 12475), (5988, 11875), (7125, 9980), (7485, 9500), (7500, 9481)]