129220425

素因数分解:

$3^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{167}}^1\times {\mathrm{181}}^1$

素因数の和:383

約数の個数: 72

約数和(自身を含む): 246442560

約数和(自身を除く): 117222135

約数列:

[1, 3, 5, 9, 15, 19, 25, 45, 57, 75, 95, 167, 171, 181, 225, 285, 475, 501, 543, 835, 855, 905, 1425, 1503, 1629, 2505, 2715, 3173, 3439, 4175, 4275, 4525, 7515, 8145, 9519, 10317, 12525, 13575, 15865, 17195, 28557, 30227, 30951, 37575, 40725, 47595, 51585, 79325, 85975, 90681, 142785, 151135, 154755, 237975, 257925, 272043, 453405, 574313, 713925, 755675, 773775, 1360215, 1722939, 2267025, 2871565, 5168817, 6801075, 8614695, 14357825, 25844085, 43073475, 129220425]

約数ペア:

[(1, 129220425), (3, 43073475), (5, 25844085), (9, 14357825), (15, 8614695), (19, 6801075), (25, 5168817), (45, 2871565), (57, 2267025), (75, 1722939), (95, 1360215), (167, 773775), (171, 755675), (181, 713925), (225, 574313), (285, 453405), (475, 272043), (501, 257925), (543, 237975), (835, 154755), (855, 151135), (905, 142785), (1425, 90681), (1503, 85975), (1629, 79325), (2505, 51585), (2715, 47595), (3173, 40725), (3439, 37575), (4175, 30951), (4275, 30227), (4525, 28557), (7515, 17195), (8145, 15865), (9519, 13575), (10317, 12525)]