298492025

素因数分解:

$5^2\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1$

素因数の和:163

約数の個数: 72

約数和(自身を含む): 431329536

約数和(自身を除く): 132837511

約数列:

[1, 5, 13, 25, 31, 43, 53, 65, 155, 169, 215, 265, 325, 403, 559, 689, 775, 845, 1075, 1325, 1333, 1643, 2015, 2279, 2795, 3445, 4225, 5239, 6665, 7267, 8215, 8957, 10075, 11395, 13975, 17225, 17329, 21359, 26195, 29627, 33325, 36335, 41075, 44785, 56975, 70649, 86645, 106795, 130975, 148135, 181675, 223925, 225277, 277667, 353245, 385151, 433225, 533975, 740675, 918437, 1126385, 1388335, 1766225, 1925755, 4592185, 5631925, 6941675, 9628775, 11939681, 22960925, 59698405, 298492025]

約数ペア:

[(1, 298492025), (5, 59698405), (13, 22960925), (25, 11939681), (31, 9628775), (43, 6941675), (53, 5631925), (65, 4592185), (155, 1925755), (169, 1766225), (215, 1388335), (265, 1126385), (325, 918437), (403, 740675), (559, 533975), (689, 433225), (775, 385151), (845, 353245), (1075, 277667), (1325, 225277), (1333, 223925), (1643, 181675), (2015, 148135), (2279, 130975), (2795, 106795), (3445, 86645), (4225, 70649), (5239, 56975), (6665, 44785), (7267, 41075), (8215, 36335), (8957, 33325), (10075, 29627), (11395, 26195), (13975, 21359), (17225, 17329)]