65647712

素因数分解:

$2^5\times {\mathrm{13}}^2\times {\mathrm{61}}^1\times {\mathrm{199}}^1$

素因数の和:296

約数の個数: 72

約数和(自身を含む): 142959600

約数和(自身を除く): 77311888

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 61, 104, 122, 169, 199, 208, 244, 338, 398, 416, 488, 676, 793, 796, 976, 1352, 1586, 1592, 1952, 2587, 2704, 3172, 3184, 5174, 5408, 6344, 6368, 10309, 10348, 12139, 12688, 20618, 20696, 24278, 25376, 33631, 41236, 41392, 48556, 67262, 82472, 82784, 97112, 134524, 157807, 164944, 194224, 269048, 315614, 329888, 388448, 538096, 631228, 1076192, 1262456, 2051491, 2524912, 4102982, 5049824, 8205964, 16411928, 32823856, 65647712]

約数ペア:

[(1, 65647712), (2, 32823856), (4, 16411928), (8, 8205964), (13, 5049824), (16, 4102982), (26, 2524912), (32, 2051491), (52, 1262456), (61, 1076192), (104, 631228), (122, 538096), (169, 388448), (199, 329888), (208, 315614), (244, 269048), (338, 194224), (398, 164944), (416, 157807), (488, 134524), (676, 97112), (793, 82784), (796, 82472), (976, 67262), (1352, 48556), (1586, 41392), (1592, 41236), (1952, 33631), (2587, 25376), (2704, 24278), (3172, 20696), (3184, 20618), (5174, 12688), (5408, 12139), (6344, 10348), (6368, 10309)]