2019901650

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{647}}^1\times {\mathrm{1601}}^1$

素因数の和:2276

約数の個数: 96

約数和(自身を含む): 5406403968

約数和(自身を除く): 3386502318

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 25, 26, 30, 39, 50, 65, 75, 78, 130, 150, 195, 325, 390, 647, 650, 975, 1294, 1601, 1941, 1950, 3202, 3235, 3882, 4803, 6470, 8005, 8411, 9606, 9705, 16010, 16175, 16822, 19410, 20813, 24015, 25233, 32350, 40025, 41626, 42055, 48030, 48525, 50466, 62439, 80050, 84110, 97050, 104065, 120075, 124878, 126165, 208130, 210275, 240150, 252330, 312195, 420550, 520325, 624390, 630825, 1035847, 1040650, 1261650, 1560975, 2071694, 3107541, 3121950, 5179235, 6215082, 10358470, 13466011, 15537705, 25896175, 26932022, 31075410, 40398033, 51792350, 67330055, 77688525, 80796066, 134660110, 155377050, 201990165, 336650275, 403980330, 673300550, 1009950825, 2019901650]

約数ペア:

[(1, 2019901650), (2, 1009950825), (3, 673300550), (5, 403980330), (6, 336650275), (10, 201990165), (13, 155377050), (15, 134660110), (25, 80796066), (26, 77688525), (30, 67330055), (39, 51792350), (50, 40398033), (65, 31075410), (75, 26932022), (78, 25896175), (130, 15537705), (150, 13466011), (195, 10358470), (325, 6215082), (390, 5179235), (647, 3121950), (650, 3107541), (975, 2071694), (1294, 1560975), (1601, 1261650), (1941, 1040650), (1950, 1035847), (3202, 630825), (3235, 624390), (3882, 520325), (4803, 420550), (6470, 312195), (8005, 252330), (8411, 240150), (9606, 210275), (9705, 208130), (16010, 126165), (16175, 124878), (16822, 120075), (19410, 104065), (20813, 97050), (24015, 84110), (25233, 80050), (32350, 62439), (40025, 50466), (41626, 48525), (42055, 48030)]