86561020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{199}}^1\times {\mathrm{239}}^1$

素因数の和:467

約数の個数: 96

約数和(自身を含む): 225792000

約数和(自身を除く): 139230980

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 182, 199, 239, 260, 364, 398, 455, 478, 796, 910, 956, 995, 1195, 1393, 1673, 1820, 1990, 2390, 2587, 2786, 3107, 3346, 3980, 4780, 5174, 5572, 6214, 6692, 6965, 8365, 10348, 12428, 12935, 13930, 15535, 16730, 18109, 21749, 25870, 27860, 31070, 33460, 36218, 43498, 47561, 51740, 62140, 72436, 86996, 90545, 95122, 108745, 181090, 190244, 217490, 237805, 332927, 362180, 434980, 475610, 618293, 665854, 951220, 1236586, 1331708, 1664635, 2473172, 3091465, 3329270, 4328051, 6182930, 6658540, 8656102, 12365860, 17312204, 21640255, 43280510, 86561020]

約数ペア:

[(1, 86561020), (2, 43280510), (4, 21640255), (5, 17312204), (7, 12365860), (10, 8656102), (13, 6658540), (14, 6182930), (20, 4328051), (26, 3329270), (28, 3091465), (35, 2473172), (52, 1664635), (65, 1331708), (70, 1236586), (91, 951220), (130, 665854), (140, 618293), (182, 475610), (199, 434980), (239, 362180), (260, 332927), (364, 237805), (398, 217490), (455, 190244), (478, 181090), (796, 108745), (910, 95122), (956, 90545), (995, 86996), (1195, 72436), (1393, 62140), (1673, 51740), (1820, 47561), (1990, 43498), (2390, 36218), (2587, 33460), (2786, 31070), (3107, 27860), (3346, 25870), (3980, 21749), (4780, 18109), (5174, 16730), (5572, 15535), (6214, 13930), (6692, 12935), (6965, 12428), (8365, 10348)]