78015770

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{1031}}^1$

素因数の和:1115

約数の個数: 64

約数和(自身を含む): 171196416

約数和(自身を除く): 93180646

約数列:

[1, 2, 5, 7, 10, 14, 23, 35, 46, 47, 70, 94, 115, 161, 230, 235, 322, 329, 470, 658, 805, 1031, 1081, 1610, 1645, 2062, 2162, 3290, 5155, 5405, 7217, 7567, 10310, 10810, 14434, 15134, 23713, 36085, 37835, 47426, 48457, 72170, 75670, 96914, 118565, 165991, 237130, 242285, 331982, 339199, 484570, 678398, 829955, 1114511, 1659910, 1695995, 2229022, 3391990, 5572555, 7801577, 11145110, 15603154, 39007885, 78015770]

約数ペア:

[(1, 78015770), (2, 39007885), (5, 15603154), (7, 11145110), (10, 7801577), (14, 5572555), (23, 3391990), (35, 2229022), (46, 1695995), (47, 1659910), (70, 1114511), (94, 829955), (115, 678398), (161, 484570), (230, 339199), (235, 331982), (322, 242285), (329, 237130), (470, 165991), (658, 118565), (805, 96914), (1031, 75670), (1081, 72170), (1610, 48457), (1645, 47426), (2062, 37835), (2162, 36085), (3290, 23713), (5155, 15134), (5405, 14434), (7217, 10810), (7567, 10310)]