173828590

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{509}}^1$

素因数の和:637

約数の個数: 64

約数和(自身を含む): 351630720

約数和(自身を除く): 177802130

約数列:

[1, 2, 5, 10, 13, 26, 37, 65, 71, 74, 130, 142, 185, 355, 370, 481, 509, 710, 923, 962, 1018, 1846, 2405, 2545, 2627, 4615, 4810, 5090, 5254, 6617, 9230, 13135, 13234, 18833, 26270, 33085, 34151, 36139, 37666, 66170, 68302, 72278, 94165, 170755, 180695, 188330, 244829, 341510, 361390, 469807, 489658, 939614, 1224145, 1337143, 2349035, 2448290, 2674286, 4698070, 6685715, 13371430, 17382859, 34765718, 86914295, 173828590]

約数ペア:

[(1, 173828590), (2, 86914295), (5, 34765718), (10, 17382859), (13, 13371430), (26, 6685715), (37, 4698070), (65, 2674286), (71, 2448290), (74, 2349035), (130, 1337143), (142, 1224145), (185, 939614), (355, 489658), (370, 469807), (481, 361390), (509, 341510), (710, 244829), (923, 188330), (962, 180695), (1018, 170755), (1846, 94165), (2405, 72278), (2545, 68302), (2627, 66170), (4615, 37666), (4810, 36139), (5090, 34151), (5254, 33085), (6617, 26270), (9230, 18833), (13135, 13234)]