25464375

素因数分解:

$3^4\times 5^4\times {\mathrm{503}}^1$

素因数の和:535

約数の個数: 50

約数和(自身を含む): 47628504

約数和(自身を除く): 22164129

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 81, 125, 135, 225, 375, 405, 503, 625, 675, 1125, 1509, 1875, 2025, 2515, 3375, 4527, 5625, 7545, 10125, 12575, 13581, 16875, 22635, 37725, 40743, 50625, 62875, 67905, 113175, 188625, 203715, 314375, 339525, 565875, 943125, 1018575, 1697625, 2829375, 5092875, 8488125, 25464375]

約数ペア:

[(1, 25464375), (3, 8488125), (5, 5092875), (9, 2829375), (15, 1697625), (25, 1018575), (27, 943125), (45, 565875), (75, 339525), (81, 314375), (125, 203715), (135, 188625), (225, 113175), (375, 67905), (405, 62875), (503, 50625), (625, 40743), (675, 37725), (1125, 22635), (1509, 16875), (1875, 13581), (2025, 12575), (2515, 10125), (3375, 7545), (4527, 5625)]