15390950

素因数分解:

$2^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{953}}^1$

素因数の和:1001

約数の個数: 48

約数和(自身を含む): 31939920

約数和(自身を除く): 16548970

約数列:

[1, 2, 5, 10, 17, 19, 25, 34, 38, 50, 85, 95, 170, 190, 323, 425, 475, 646, 850, 950, 953, 1615, 1906, 3230, 4765, 8075, 9530, 16150, 16201, 18107, 23825, 32402, 36214, 47650, 81005, 90535, 162010, 181070, 307819, 405025, 452675, 615638, 810050, 905350, 1539095, 3078190, 7695475, 15390950]

約数ペア:

[(1, 15390950), (2, 7695475), (5, 3078190), (10, 1539095), (17, 905350), (19, 810050), (25, 615638), (34, 452675), (38, 405025), (50, 307819), (85, 181070), (95, 162010), (170, 90535), (190, 81005), (323, 47650), (425, 36214), (475, 32402), (646, 23825), (850, 18107), (950, 16201), (953, 16150), (1615, 9530), (1906, 8075), (3230, 4765)]