80326870

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{1913}}^1$

素因数の和:1969

約数の個数: 64

約数和(自身を含む): 173638080

約数和(自身を除く): 93311210

約数列:

[1, 2, 5, 10, 13, 17, 19, 26, 34, 38, 65, 85, 95, 130, 170, 190, 221, 247, 323, 442, 494, 646, 1105, 1235, 1615, 1913, 2210, 2470, 3230, 3826, 4199, 8398, 9565, 19130, 20995, 24869, 32521, 36347, 41990, 49738, 65042, 72694, 124345, 162605, 181735, 248690, 325210, 363470, 422773, 472511, 617899, 845546, 945022, 1235798, 2113865, 2362555, 3089495, 4227730, 4725110, 6178990, 8032687, 16065374, 40163435, 80326870]

約数ペア:

[(1, 80326870), (2, 40163435), (5, 16065374), (10, 8032687), (13, 6178990), (17, 4725110), (19, 4227730), (26, 3089495), (34, 2362555), (38, 2113865), (65, 1235798), (85, 945022), (95, 845546), (130, 617899), (170, 472511), (190, 422773), (221, 363470), (247, 325210), (323, 248690), (442, 181735), (494, 162605), (646, 124345), (1105, 72694), (1235, 65042), (1615, 49738), (1913, 41990), (2210, 36347), (2470, 32521), (3230, 24869), (3826, 20995), (4199, 19130), (8398, 9565)]