16178890

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{773}}^1$

素因数の和:823

約数の個数: 64

約数和(自身を含む): 37449216

約数和(自身を除く): 21270326

約数列:

[1, 2, 5, 7, 10, 13, 14, 23, 26, 35, 46, 65, 70, 91, 115, 130, 161, 182, 230, 299, 322, 455, 598, 773, 805, 910, 1495, 1546, 1610, 2093, 2990, 3865, 4186, 5411, 7730, 10049, 10465, 10822, 17779, 20098, 20930, 27055, 35558, 50245, 54110, 70343, 88895, 100490, 124453, 140686, 177790, 231127, 248906, 351715, 462254, 622265, 703430, 1155635, 1244530, 1617889, 2311270, 3235778, 8089445, 16178890]

約数ペア:

[(1, 16178890), (2, 8089445), (5, 3235778), (7, 2311270), (10, 1617889), (13, 1244530), (14, 1155635), (23, 703430), (26, 622265), (35, 462254), (46, 351715), (65, 248906), (70, 231127), (91, 177790), (115, 140686), (130, 124453), (161, 100490), (182, 88895), (230, 70343), (299, 54110), (322, 50245), (455, 35558), (598, 27055), (773, 20930), (805, 20098), (910, 17779), (1495, 10822), (1546, 10465), (1610, 10049), (2093, 7730), (2990, 5411), (3865, 4186)]