78764420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{401}}^1$

素因数の和:501

約数の個数: 96

約数和(自身を含む): 200987136

約数和(自身を除く): 122222716

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 28, 35, 46, 61, 70, 92, 115, 122, 140, 161, 230, 244, 305, 322, 401, 427, 460, 610, 644, 802, 805, 854, 1220, 1403, 1604, 1610, 1708, 2005, 2135, 2806, 2807, 3220, 4010, 4270, 5612, 5614, 7015, 8020, 8540, 9223, 9821, 11228, 14030, 14035, 18446, 19642, 24461, 28060, 28070, 36892, 39284, 46115, 48922, 49105, 56140, 64561, 92230, 97844, 98210, 122305, 129122, 171227, 184460, 196420, 244610, 258244, 322805, 342454, 489220, 562603, 645610, 684908, 856135, 1125206, 1291220, 1712270, 2250412, 2813015, 3424540, 3938221, 5626030, 7876442, 11252060, 15752884, 19691105, 39382210, 78764420]

約数ペア:

[(1, 78764420), (2, 39382210), (4, 19691105), (5, 15752884), (7, 11252060), (10, 7876442), (14, 5626030), (20, 3938221), (23, 3424540), (28, 2813015), (35, 2250412), (46, 1712270), (61, 1291220), (70, 1125206), (92, 856135), (115, 684908), (122, 645610), (140, 562603), (161, 489220), (230, 342454), (244, 322805), (305, 258244), (322, 244610), (401, 196420), (427, 184460), (460, 171227), (610, 129122), (644, 122305), (802, 98210), (805, 97844), (854, 92230), (1220, 64561), (1403, 56140), (1604, 49105), (1610, 48922), (1708, 46115), (2005, 39284), (2135, 36892), (2806, 28070), (2807, 28060), (3220, 24461), (4010, 19642), (4270, 18446), (5612, 14035), (5614, 14030), (7015, 11228), (8020, 9821), (8540, 9223)]