80673810

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{20219}}^1$

素因数の和:20255

約数の個数: 64

約数和(自身を含む): 232934400

約数和(自身を除く): 152260590

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 19, 21, 30, 35, 38, 42, 57, 70, 95, 105, 114, 133, 190, 210, 266, 285, 399, 570, 665, 798, 1330, 1995, 3990, 20219, 40438, 60657, 101095, 121314, 141533, 202190, 283066, 303285, 384161, 424599, 606570, 707665, 768322, 849198, 1152483, 1415330, 1920805, 2122995, 2304966, 2689127, 3841610, 4245990, 5378254, 5762415, 8067381, 11524830, 13445635, 16134762, 26891270, 40336905, 80673810]

約数ペア:

[(1, 80673810), (2, 40336905), (3, 26891270), (5, 16134762), (6, 13445635), (7, 11524830), (10, 8067381), (14, 5762415), (15, 5378254), (19, 4245990), (21, 3841610), (30, 2689127), (35, 2304966), (38, 2122995), (42, 1920805), (57, 1415330), (70, 1152483), (95, 849198), (105, 768322), (114, 707665), (133, 606570), (190, 424599), (210, 384161), (266, 303285), (285, 283066), (399, 202190), (570, 141533), (665, 121314), (798, 101095), (1330, 60657), (1995, 40438), (3990, 20219)]