25035220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{157}}^1$

素因数の和:257

約数の個数: 96

約数和(自身を含む): 64979712

約数和(自身を除く): 39944492

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 28, 34, 35, 67, 68, 70, 85, 119, 134, 140, 157, 170, 238, 268, 314, 335, 340, 469, 476, 595, 628, 670, 785, 938, 1099, 1139, 1190, 1340, 1570, 1876, 2198, 2278, 2345, 2380, 2669, 3140, 4396, 4556, 4690, 5338, 5495, 5695, 7973, 9380, 10519, 10676, 10990, 11390, 13345, 15946, 18683, 21038, 21980, 22780, 26690, 31892, 37366, 39865, 42076, 52595, 53380, 73633, 74732, 79730, 93415, 105190, 147266, 159460, 178823, 186830, 210380, 294532, 357646, 368165, 373660, 715292, 736330, 894115, 1251761, 1472660, 1788230, 2503522, 3576460, 5007044, 6258805, 12517610, 25035220]

約数ペア:

[(1, 25035220), (2, 12517610), (4, 6258805), (5, 5007044), (7, 3576460), (10, 2503522), (14, 1788230), (17, 1472660), (20, 1251761), (28, 894115), (34, 736330), (35, 715292), (67, 373660), (68, 368165), (70, 357646), (85, 294532), (119, 210380), (134, 186830), (140, 178823), (157, 159460), (170, 147266), (238, 105190), (268, 93415), (314, 79730), (335, 74732), (340, 73633), (469, 53380), (476, 52595), (595, 42076), (628, 39865), (670, 37366), (785, 31892), (938, 26690), (1099, 22780), (1139, 21980), (1190, 21038), (1340, 18683), (1570, 15946), (1876, 13345), (2198, 11390), (2278, 10990), (2345, 10676), (2380, 10519), (2669, 9380), (3140, 7973), (4396, 5695), (4556, 5495), (4690, 5338)]