72219212

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{631}}^1$

素因数の和:750

約数の個数: 48

約数和(自身を含む): 142700544

約数和(自身を除く): 70481332

約数列:

[1, 2, 4, 13, 26, 31, 52, 62, 71, 124, 142, 284, 403, 631, 806, 923, 1262, 1612, 1846, 2201, 2524, 3692, 4402, 8203, 8804, 16406, 19561, 28613, 32812, 39122, 44801, 57226, 78244, 89602, 114452, 179204, 254293, 508586, 582413, 1017172, 1164826, 1388831, 2329652, 2777662, 5555324, 18054803, 36109606, 72219212]

約数ペア:

[(1, 72219212), (2, 36109606), (4, 18054803), (13, 5555324), (26, 2777662), (31, 2329652), (52, 1388831), (62, 1164826), (71, 1017172), (124, 582413), (142, 508586), (284, 254293), (403, 179204), (631, 114452), (806, 89602), (923, 78244), (1262, 57226), (1612, 44801), (1846, 39122), (2201, 32812), (2524, 28613), (3692, 19561), (4402, 16406), (8203, 8804)]