49796720

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{181}}^2$

素因数の和:394

約数の個数: 60

約数和(自身を含む): 122547960

約数和(自身を除く): 72751240

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 181, 190, 304, 362, 380, 724, 760, 905, 1448, 1520, 1810, 2896, 3439, 3620, 6878, 7240, 13756, 14480, 17195, 27512, 32761, 34390, 55024, 65522, 68780, 131044, 137560, 163805, 262088, 275120, 327610, 524176, 622459, 655220, 1244918, 1310440, 2489836, 2620880, 3112295, 4979672, 6224590, 9959344, 12449180, 24898360, 49796720]

約数ペア:

[(1, 49796720), (2, 24898360), (4, 12449180), (5, 9959344), (8, 6224590), (10, 4979672), (16, 3112295), (19, 2620880), (20, 2489836), (38, 1310440), (40, 1244918), (76, 655220), (80, 622459), (95, 524176), (152, 327610), (181, 275120), (190, 262088), (304, 163805), (362, 137560), (380, 131044), (724, 68780), (760, 65522), (905, 55024), (1448, 34390), (1520, 32761), (1810, 27512), (2896, 17195), (3439, 14480), (3620, 13756), (6878, 7240)]