80353390

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{103}}^1\times {\mathrm{353}}^1$

素因数の和:493

約数の個数: 64

約数和(自身を含む): 166997376

約数和(自身を除く): 86643986

約数列:

[1, 2, 5, 10, 13, 17, 26, 34, 65, 85, 103, 130, 170, 206, 221, 353, 442, 515, 706, 1030, 1105, 1339, 1751, 1765, 2210, 2678, 3502, 3530, 4589, 6001, 6695, 8755, 9178, 12002, 13390, 17510, 22763, 22945, 30005, 36359, 45526, 45890, 60010, 72718, 78013, 113815, 156026, 181795, 227630, 363590, 390065, 472667, 618103, 780130, 945334, 1236206, 2363335, 3090515, 4726670, 6181030, 8035339, 16070678, 40176695, 80353390]

約数ペア:

[(1, 80353390), (2, 40176695), (5, 16070678), (10, 8035339), (13, 6181030), (17, 4726670), (26, 3090515), (34, 2363335), (65, 1236206), (85, 945334), (103, 780130), (130, 618103), (170, 472667), (206, 390065), (221, 363590), (353, 227630), (442, 181795), (515, 156026), (706, 113815), (1030, 78013), (1105, 72718), (1339, 60010), (1751, 45890), (1765, 45526), (2210, 36359), (2678, 30005), (3502, 22945), (3530, 22763), (4589, 17510), (6001, 13390), (6695, 12002), (8755, 9178)]