15423850

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{389}}^1$

素因数の和:475

約数の個数: 48

約数和(自身を含む): 31482360

約数和(自身を除く): 16058510

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 61, 65, 122, 130, 305, 325, 389, 610, 650, 778, 793, 1525, 1586, 1945, 3050, 3890, 3965, 5057, 7930, 9725, 10114, 19450, 19825, 23729, 25285, 39650, 47458, 50570, 118645, 126425, 237290, 252850, 308477, 593225, 616954, 1186450, 1542385, 3084770, 7711925, 15423850]

約数ペア:

[(1, 15423850), (2, 7711925), (5, 3084770), (10, 1542385), (13, 1186450), (25, 616954), (26, 593225), (50, 308477), (61, 252850), (65, 237290), (122, 126425), (130, 118645), (305, 50570), (325, 47458), (389, 39650), (610, 25285), (650, 23729), (778, 19825), (793, 19450), (1525, 10114), (1586, 9725), (1945, 7930), (3050, 5057), (3890, 3965)]