2871422500

素因数分解:

$2^2\times 5^4\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{991}}^1$

素因数の和:1095

約数の個数: 120

約数和(自身を含む): 6724847360

約数和(自身を除く): 3853424860

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 38, 50, 61, 76, 95, 100, 122, 125, 190, 244, 250, 305, 380, 475, 500, 610, 625, 950, 991, 1159, 1220, 1250, 1525, 1900, 1982, 2318, 2375, 2500, 3050, 3964, 4636, 4750, 4955, 5795, 6100, 7625, 9500, 9910, 11590, 11875, 15250, 18829, 19820, 23180, 23750, 24775, 28975, 30500, 37658, 38125, 47500, 49550, 57950, 60451, 75316, 76250, 94145, 99100, 115900, 120902, 123875, 144875, 152500, 188290, 241804, 247750, 289750, 302255, 376580, 470725, 495500, 579500, 604510, 619375, 724375, 941450, 1148569, 1209020, 1238750, 1448750, 1511275, 1882900, 2297138, 2353625, 2477500, 2897500, 3022550, 4594276, 4707250, 5742845, 6045100, 7556375, 9414500, 11485690, 11768125, 15112750, 22971380, 23536250, 28714225, 30225500, 37781875, 47072500, 57428450, 75563750, 114856900, 143571125, 151127500, 287142250, 574284500, 717855625, 1435711250, 2871422500]

約数ペア:

[(1, 2871422500), (2, 1435711250), (4, 717855625), (5, 574284500), (10, 287142250), (19, 151127500), (20, 143571125), (25, 114856900), (38, 75563750), (50, 57428450), (61, 47072500), (76, 37781875), (95, 30225500), (100, 28714225), (122, 23536250), (125, 22971380), (190, 15112750), (244, 11768125), (250, 11485690), (305, 9414500), (380, 7556375), (475, 6045100), (500, 5742845), (610, 4707250), (625, 4594276), (950, 3022550), (991, 2897500), (1159, 2477500), (1220, 2353625), (1250, 2297138), (1525, 1882900), (1900, 1511275), (1982, 1448750), (2318, 1238750), (2375, 1209020), (2500, 1148569), (3050, 941450), (3964, 724375), (4636, 619375), (4750, 604510), (4955, 579500), (5795, 495500), (6100, 470725), (7625, 376580), (9500, 302255), (9910, 289750), (11590, 247750), (11875, 241804), (15250, 188290), (18829, 152500), (19820, 144875), (23180, 123875), (23750, 120902), (24775, 115900), (28975, 99100), (30500, 94145), (37658, 76250), (38125, 75316), (47500, 60451), (49550, 57950)]