13290320

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{233}}^1$

素因数の和:300

約数の個数: 80

約数和(自身を含む): 33426432

約数和(自身を除く): 20136112

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 31, 40, 46, 62, 80, 92, 115, 124, 155, 184, 230, 233, 248, 310, 368, 460, 466, 496, 620, 713, 920, 932, 1165, 1240, 1426, 1840, 1864, 2330, 2480, 2852, 3565, 3728, 4660, 5359, 5704, 7130, 7223, 9320, 10718, 11408, 14260, 14446, 18640, 21436, 26795, 28520, 28892, 36115, 42872, 53590, 57040, 57784, 72230, 85744, 107180, 115568, 144460, 166129, 214360, 288920, 332258, 428720, 577840, 664516, 830645, 1329032, 1661290, 2658064, 3322580, 6645160, 13290320]

約数ペア:

[(1, 13290320), (2, 6645160), (4, 3322580), (5, 2658064), (8, 1661290), (10, 1329032), (16, 830645), (20, 664516), (23, 577840), (31, 428720), (40, 332258), (46, 288920), (62, 214360), (80, 166129), (92, 144460), (115, 115568), (124, 107180), (155, 85744), (184, 72230), (230, 57784), (233, 57040), (248, 53590), (310, 42872), (368, 36115), (460, 28892), (466, 28520), (496, 26795), (620, 21436), (713, 18640), (920, 14446), (932, 14260), (1165, 11408), (1240, 10718), (1426, 9320), (1840, 7223), (1864, 7130), (2330, 5704), (2480, 5359), (2852, 4660), (3565, 3728)]