72174550

素因数分解:

$2^1\times 5^2\times 7^2\times {\mathrm{89}}^1\times {\mathrm{331}}^1$

素因数の和:446

約数の個数: 72

約数和(自身を含む): 158393880

約数和(自身を除く): 86219330

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 49, 50, 70, 89, 98, 175, 178, 245, 331, 350, 445, 490, 623, 662, 890, 1225, 1246, 1655, 2225, 2317, 2450, 3115, 3310, 4361, 4450, 4634, 6230, 8275, 8722, 11585, 15575, 16219, 16550, 21805, 23170, 29459, 31150, 32438, 43610, 57925, 58918, 81095, 109025, 115850, 147295, 162190, 206213, 218050, 294590, 405475, 412426, 736475, 810950, 1031065, 1443491, 1472950, 2062130, 2886982, 5155325, 7217455, 10310650, 14434910, 36087275, 72174550]

約数ペア:

[(1, 72174550), (2, 36087275), (5, 14434910), (7, 10310650), (10, 7217455), (14, 5155325), (25, 2886982), (35, 2062130), (49, 1472950), (50, 1443491), (70, 1031065), (89, 810950), (98, 736475), (175, 412426), (178, 405475), (245, 294590), (331, 218050), (350, 206213), (445, 162190), (490, 147295), (623, 115850), (662, 109025), (890, 81095), (1225, 58918), (1246, 57925), (1655, 43610), (2225, 32438), (2317, 31150), (2450, 29459), (3115, 23170), (3310, 21805), (4361, 16550), (4450, 16219), (4634, 15575), (6230, 11585), (8275, 8722)]