151838375

素因数分解:

$5^3\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1$

素因数の和:165

約数の個数: 64

約数和(自身を含む): 217945728

約数和(自身を除く): 66107353

約数列:

[1, 5, 13, 25, 41, 43, 53, 65, 125, 205, 215, 265, 325, 533, 559, 689, 1025, 1075, 1325, 1625, 1763, 2173, 2279, 2665, 2795, 3445, 5125, 5375, 6625, 8815, 10865, 11395, 13325, 13975, 17225, 22919, 28249, 29627, 44075, 54325, 56975, 66625, 69875, 86125, 93439, 114595, 141245, 148135, 220375, 271625, 284875, 467195, 572975, 706225, 740675, 1214707, 2335975, 2864875, 3531125, 3703375, 6073535, 11679875, 30367675, 151838375]

約数ペア:

[(1, 151838375), (5, 30367675), (13, 11679875), (25, 6073535), (41, 3703375), (43, 3531125), (53, 2864875), (65, 2335975), (125, 1214707), (205, 740675), (215, 706225), (265, 572975), (325, 467195), (533, 284875), (559, 271625), (689, 220375), (1025, 148135), (1075, 141245), (1325, 114595), (1625, 93439), (1763, 86125), (2173, 69875), (2279, 66625), (2665, 56975), (2795, 54325), (3445, 44075), (5125, 29627), (5375, 28249), (6625, 22919), (8815, 17225), (10865, 13975), (11395, 13325)]