72165952

素因数分解:

$2^6\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{3491}}^1$

素因数の和:3539

約数の個数: 56

約数和(自身を含む): 159654240

約数和(自身を除く): 87488288

約数列:

[1, 2, 4, 8, 16, 17, 19, 32, 34, 38, 64, 68, 76, 136, 152, 272, 304, 323, 544, 608, 646, 1088, 1216, 1292, 2584, 3491, 5168, 6982, 10336, 13964, 20672, 27928, 55856, 59347, 66329, 111712, 118694, 132658, 223424, 237388, 265316, 474776, 530632, 949552, 1061264, 1127593, 1899104, 2122528, 2255186, 3798208, 4245056, 4510372, 9020744, 18041488, 36082976, 72165952]

約数ペア:

[(1, 72165952), (2, 36082976), (4, 18041488), (8, 9020744), (16, 4510372), (17, 4245056), (19, 3798208), (32, 2255186), (34, 2122528), (38, 1899104), (64, 1127593), (68, 1061264), (76, 949552), (136, 530632), (152, 474776), (272, 265316), (304, 237388), (323, 223424), (544, 132658), (608, 118694), (646, 111712), (1088, 66329), (1216, 59347), (1292, 55856), (2584, 27928), (3491, 20672), (5168, 13964), (6982, 10336)]