74850075

素因数分解:

$3^7\times 5^2\times {\mathrm{37}}^2$

素因数の和:105

約数の個数: 72

約数和(自身を含む): 143063760

約数和(自身を除く): 68213685

約数列:

[1, 3, 5, 9, 15, 25, 27, 37, 45, 75, 81, 111, 135, 185, 225, 243, 333, 405, 555, 675, 729, 925, 999, 1215, 1369, 1665, 2025, 2187, 2775, 2997, 3645, 4107, 4995, 6075, 6845, 8325, 8991, 10935, 12321, 14985, 18225, 20535, 24975, 26973, 34225, 36963, 44955, 54675, 61605, 74925, 80919, 102675, 110889, 134865, 184815, 224775, 308025, 332667, 404595, 554445, 674325, 924075, 998001, 1663335, 2022975, 2772225, 2994003, 4990005, 8316675, 14970015, 24950025, 74850075]

約数ペア:

[(1, 74850075), (3, 24950025), (5, 14970015), (9, 8316675), (15, 4990005), (25, 2994003), (27, 2772225), (37, 2022975), (45, 1663335), (75, 998001), (81, 924075), (111, 674325), (135, 554445), (185, 404595), (225, 332667), (243, 308025), (333, 224775), (405, 184815), (555, 134865), (675, 110889), (729, 102675), (925, 80919), (999, 74925), (1215, 61605), (1369, 54675), (1665, 44955), (2025, 36963), (2187, 34225), (2775, 26973), (2997, 24975), (3645, 20535), (4107, 18225), (4995, 14985), (6075, 12321), (6845, 10935), (8325, 8991)]