81882138

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{683}}^1$

素因数の和:783

約数の個数: 64

約数和(自身を含む): 186157440

約数和(自身を除く): 104275302

約数列:

[1, 2, 3, 6, 13, 26, 29, 39, 53, 58, 78, 87, 106, 159, 174, 318, 377, 683, 689, 754, 1131, 1366, 1378, 1537, 2049, 2067, 2262, 3074, 4098, 4134, 4611, 8879, 9222, 17758, 19807, 19981, 26637, 36199, 39614, 39962, 53274, 59421, 59943, 72398, 108597, 118842, 119886, 217194, 257491, 470587, 514982, 772473, 941174, 1049771, 1411761, 1544946, 2099542, 2823522, 3149313, 6298626, 13647023, 27294046, 40941069, 81882138]

約数ペア:

[(1, 81882138), (2, 40941069), (3, 27294046), (6, 13647023), (13, 6298626), (26, 3149313), (29, 2823522), (39, 2099542), (53, 1544946), (58, 1411761), (78, 1049771), (87, 941174), (106, 772473), (159, 514982), (174, 470587), (318, 257491), (377, 217194), (683, 119886), (689, 118842), (754, 108597), (1131, 72398), (1366, 59943), (1378, 59421), (1537, 53274), (2049, 39962), (2067, 39614), (2262, 36199), (3074, 26637), (4098, 19981), (4134, 19807), (4611, 17758), (8879, 9222)]