71987930

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{733}}^1$

素因数の和:831

約数の個数: 64

約数和(自身を含む): 157275648

約数和(自身を除く): 85287718

約数列:

[1, 2, 5, 7, 10, 14, 23, 35, 46, 61, 70, 115, 122, 161, 230, 305, 322, 427, 610, 733, 805, 854, 1403, 1466, 1610, 2135, 2806, 3665, 4270, 5131, 7015, 7330, 9821, 10262, 14030, 16859, 19642, 25655, 33718, 44713, 49105, 51310, 84295, 89426, 98210, 118013, 168590, 223565, 236026, 312991, 447130, 590065, 625982, 1028399, 1180130, 1564955, 2056798, 3129910, 5141995, 7198793, 10283990, 14397586, 35993965, 71987930]

約数ペア:

[(1, 71987930), (2, 35993965), (5, 14397586), (7, 10283990), (10, 7198793), (14, 5141995), (23, 3129910), (35, 2056798), (46, 1564955), (61, 1180130), (70, 1028399), (115, 625982), (122, 590065), (161, 447130), (230, 312991), (305, 236026), (322, 223565), (427, 168590), (610, 118013), (733, 98210), (805, 89426), (854, 84295), (1403, 51310), (1466, 49105), (1610, 44713), (2135, 33718), (2806, 25655), (3665, 19642), (4270, 16859), (5131, 14030), (7015, 10262), (7330, 9821)]