520048715

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{59}}^1\times {\mathrm{73}}^1$

素因数の和:228

約数の個数: 64

約数和(自身を含む): 716083200

約数和(自身を除く): 196034485

約数列:

[1, 5, 19, 31, 41, 59, 73, 95, 155, 205, 295, 365, 589, 779, 1121, 1271, 1387, 1829, 2263, 2419, 2945, 2993, 3895, 4307, 5605, 6355, 6935, 9145, 11315, 12095, 14965, 21535, 24149, 34751, 42997, 45961, 56867, 74989, 81833, 92783, 120745, 133517, 173755, 176587, 214985, 229805, 284335, 374945, 409165, 463915, 667585, 882935, 1424791, 1762877, 2536823, 3355153, 5474197, 7123955, 8814385, 12684115, 16775765, 27370985, 104009743, 520048715]

約数ペア:

[(1, 520048715), (5, 104009743), (19, 27370985), (31, 16775765), (41, 12684115), (59, 8814385), (73, 7123955), (95, 5474197), (155, 3355153), (205, 2536823), (295, 1762877), (365, 1424791), (589, 882935), (779, 667585), (1121, 463915), (1271, 409165), (1387, 374945), (1829, 284335), (2263, 229805), (2419, 214985), (2945, 176587), (2993, 173755), (3895, 133517), (4307, 120745), (5605, 92783), (6355, 81833), (6935, 74989), (9145, 56867), (11315, 45961), (12095, 42997), (14965, 34751), (21535, 24149)]