488163975

素因数分解:

$3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{31}}^2\times {\mathrm{521}}^1$

素因数の和:609

約数の個数: 72

約数和(自身を含む): 899848656

約数和(自身を除く): 411684681

約数列:

[1, 3, 5, 13, 15, 25, 31, 39, 65, 75, 93, 155, 195, 325, 403, 465, 521, 775, 961, 975, 1209, 1563, 2015, 2325, 2605, 2883, 4805, 6045, 6773, 7815, 10075, 12493, 13025, 14415, 16151, 20319, 24025, 30225, 33865, 37479, 39075, 48453, 62465, 72075, 80755, 101595, 169325, 187395, 209963, 242265, 312325, 403775, 500681, 507975, 629889, 936975, 1049815, 1211325, 1502043, 2503405, 3149445, 5249075, 6508853, 7510215, 12517025, 15747225, 19526559, 32544265, 37551075, 97632795, 162721325, 488163975]

約数ペア:

[(1, 488163975), (3, 162721325), (5, 97632795), (13, 37551075), (15, 32544265), (25, 19526559), (31, 15747225), (39, 12517025), (65, 7510215), (75, 6508853), (93, 5249075), (155, 3149445), (195, 2503405), (325, 1502043), (403, 1211325), (465, 1049815), (521, 936975), (775, 629889), (961, 507975), (975, 500681), (1209, 403775), (1563, 312325), (2015, 242265), (2325, 209963), (2605, 187395), (2883, 169325), (4805, 101595), (6045, 80755), (6773, 72075), (7815, 62465), (10075, 48453), (12493, 39075), (13025, 37479), (14415, 33865), (16151, 30225), (20319, 24025)]