81988350

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{53}}^1\times {\mathrm{10313}}^1$

素因数の和:10381

約数の個数: 48

約数和(自身を含む): 207187632

約数和(自身を除く): 125199282

約数列:

[1, 2, 3, 5, 6, 10, 15, 25, 30, 50, 53, 75, 106, 150, 159, 265, 318, 530, 795, 1325, 1590, 2650, 3975, 7950, 10313, 20626, 30939, 51565, 61878, 103130, 154695, 257825, 309390, 515650, 546589, 773475, 1093178, 1546950, 1639767, 2732945, 3279534, 5465890, 8198835, 13664725, 16397670, 27329450, 40994175, 81988350]

約数ペア:

[(1, 81988350), (2, 40994175), (3, 27329450), (5, 16397670), (6, 13664725), (10, 8198835), (15, 5465890), (25, 3279534), (30, 2732945), (50, 1639767), (53, 1546950), (75, 1093178), (106, 773475), (150, 546589), (159, 515650), (265, 309390), (318, 257825), (530, 154695), (795, 103130), (1325, 61878), (1590, 51565), (2650, 30939), (3975, 20626), (7950, 10313)]