71963775

素因数分解:

$3^3\times 5^2\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{139}}^1$

素因数の和:230

約数の個数: 96

約数和(自身を含む): 145824000

約数和(自身を除く): 73860225

約数列:

[1, 3, 5, 9, 13, 15, 25, 27, 39, 45, 59, 65, 75, 117, 135, 139, 177, 195, 225, 295, 325, 351, 417, 531, 585, 675, 695, 767, 885, 975, 1251, 1475, 1593, 1755, 1807, 2085, 2301, 2655, 2925, 3475, 3753, 3835, 4425, 5421, 6255, 6903, 7965, 8201, 8775, 9035, 10425, 11505, 13275, 16263, 18765, 19175, 20709, 24603, 27105, 31275, 34515, 39825, 41005, 45175, 48789, 57525, 73809, 81315, 93825, 103545, 106613, 123015, 135525, 172575, 205025, 221427, 243945, 319839, 369045, 406575, 517725, 533065, 615075, 959517, 1107135, 1219725, 1599195, 1845225, 2665325, 2878551, 4797585, 5535675, 7995975, 14392755, 23987925, 71963775]

約数ペア:

[(1, 71963775), (3, 23987925), (5, 14392755), (9, 7995975), (13, 5535675), (15, 4797585), (25, 2878551), (27, 2665325), (39, 1845225), (45, 1599195), (59, 1219725), (65, 1107135), (75, 959517), (117, 615075), (135, 533065), (139, 517725), (177, 406575), (195, 369045), (225, 319839), (295, 243945), (325, 221427), (351, 205025), (417, 172575), (531, 135525), (585, 123015), (675, 106613), (695, 103545), (767, 93825), (885, 81315), (975, 73809), (1251, 57525), (1475, 48789), (1593, 45175), (1755, 41005), (1807, 39825), (2085, 34515), (2301, 31275), (2655, 27105), (2925, 24603), (3475, 20709), (3753, 19175), (3835, 18765), (4425, 16263), (5421, 13275), (6255, 11505), (6903, 10425), (7965, 9035), (8201, 8775)]